Rhythm
Rhythm Women's Tidewave Hi Cut Pant Bikini Bottom - Chocolate
Pickup available at Shop 3/1 Rainbow Beach Road
Usually ready in 2 hours
Elevated details, confident cut. The Rhythm Tidewave Hi Cut Pant delivers cheeky coverage in a sleek hi cut silhouette with those signature Rhythm finishing touches that make it anything but basic. A stone feature at the side and gold coin logo medallion on the back give it that jewellery-inspired, resort-ready character that looks as good out of the water as it does in it.
Why You'll Love It
The 88% nylon, 12% spandex blend moves with you and holds its shape in and out of the water, while the hi cut leg elongates and flatters. The stone feature attached at the side and gold coin logo medallion are those considered details that elevate it from a basic bikini bottom to a statement piece. Cheeky coverage, big confidence.
Details
- Fit: Hi Cut, Cheeky Coverage
- Fabric: 88% Nylon, 12% Spandex — smooth, stretchy, and built for the water
- Care: Hand Wash
- Colourway: Chocolate — a rich, warm brown that pairs effortlessly with your favourite bikini top
Design Features
- Hi cut silhouette
- Cheeky coverage
- Stone feature attached at side
- Gold coin logo medallion on back
- 88% Nylon, 12% Spandex construction
Why You'll Love It: Stone detail, gold coin medallion, and a flattering hi cut — this is the bikini bottom built for confident days in the sun.
Perfect For: Sun-soaked beach days, catching waves, and those long afternoons where you want to look your best in and out of the water — this is the bottom that earns its place in every rotation.
For help finding your perfect fit, call us on 07 5486 3099 — our team is happy to hand-measure any garment and walk you through sizing and fit options.
Available now at 13th Beach Surf with fast Australia Wide Shipping From our store in Rainbow Beach Queensland.
Collapsible row
Size Guides
Every brand fits a little differently, so tap your brand below to open its size chart. Not sure which size to pick? Call us on 07 5486 3099. Our team is happy to hand-measure any garment and walk you through sizing and fit options.
Women's Tops
Body measurements for all women's tops, dresses, playsuits, jumpsuits, jackets and jumpers.
| XS | S | M | L | XL | |
|---|---|---|---|---|---|
| AU/UK | 6 | 8 | 10 | 12 | 14 |
| US | 2 | 4 | 6 | 8 | 10 |
| EU | 34 | 36 | 38 | 40 | 42 |
| Bust (cm) | 79-83 | 84-88 | 89-93 | 94-98 | 99-103 |
| Waist, at smallest point (cm) | 61-65 | 66-70 | 71-75 | 76-80 | 81-85 |
| Hips, at widest point (cm) | 89-93 | 94-98 | 99-103 | 104-108 | 109-113 |
Women's Bottoms
Body measurements for all women's bottoms.
| XS | S | M | L | XL | |
|---|---|---|---|---|---|
| Pants | 24 | 26 | 28 | 30 | 32 |
| AU/UK | 6 | 8 | 10 | 12 | 14 |
| US | 2 | 4 | 6 | 8 | 10 |
| EU | 34 | 36 | 38 | 40 | 42 |
| Waist, at smallest point (cm) | 61-65 | 66-70 | 71-75 | 76-80 | 81-85 |
| Hips, at widest point (cm) | 89-93 | 94-98 | 99-103 | 104-108 | 109-113 |
Women's Intimates
Body measurements for all women's intimates.
| XS | S | M | L | XL | |
|---|---|---|---|---|---|
| AU | 6 | 8 | 10 | 12 | 14 |
| US | 2 | 4 | 6 | 8 | 10 |
| EU | 34 | 36 | 38 | 40 | 42 |
| Bust (cm) | 79-83 | 84-88 | 89-93 | 94-98 | 99-103 |
| Underbust (cm) | 68-72 | 73-77 | 78-82 | 83-87 | 88-92 |
| Waist, at smallest point (cm) | 61-65 | 66-70 | 71-75 | 76-80 | 81-85 |
Sizing tips
Choose your normal running shoe size when ordering Archies thongs or slides. If you're normally a half size, size up to the nearest full size (for example, if you're a 7.5, order an 8).
Women's Thongs & Slides
| US Women's | UK | EU | Foot length (cm) |
|---|---|---|---|
| 5 | 3 | 36-36.5 | 22-22.5 |
| 6 | 4 | 37-37.5 | 22.6-23.4 |
| 7 | 5 | 38.5-39 | 23.5-24.2 |
| 8 | 6 | 39.5-40 | 24.3-25 |
| 9 | 7 | 41-41.5 | 25.1-26 |
| 10 | 8 | 42.5-43 | 26.1-26.7 |
| 11 | 9 | 43.5-44 | 26.8-27.5 |
| 12 | 10 | 45-45.5 | 27.6-28.3 |
| 13 | 11 | 46-46.5 | 28.4-29.1 |
| 14 | 12 | 47.5-48 | 29.2-30 |
| 15 | 13 | 48.5-49 | 30.1-30.8 |
| 16 | 14 | 50-50.5 | 30.9-31.6 |
Men's Thongs & Slides
| US Men's | UK | EU | Foot length (cm) |
|---|---|---|---|
| 4 | 3 | 36-36.5 | 22-22.5 |
| 5 | 4 | 37-37.5 | 22.6-23.4 |
| 6 | 5 | 38.5-39 | 23.5-24.2 |
| 7 | 6 | 39.5-40 | 24.3-25 |
| 8 | 7 | 41-41.5 | 25.1-26 |
| 9 | 8 | 42.5-43 | 26.1-26.7 |
| 10 | 9 | 43.5-44 | 26.8-27.5 |
| 11 | 10 | 45-45.5 | 27.6-28.3 |
| 12 | 11 | 46-46.5 | 28.4-29.1 |
| 13 | 12 | 47.5-48 | 29.2-30 |
| 14 | 13 | 48.5-49 | 30.1-30.8 |
| 15 | 14 | 50-50.5 | 30.9-31.6 |
This is a general guide to Rhythm sizing to help you compare against your own measurements. Some styles may fit differently, and any fit notes are listed in the product description.
Women's Swim & Apparel
| AU Size | 6 | 8 | 10 | 12 | 14 | 16 |
|---|---|---|---|---|---|---|
| US Size | 2 | 4 | 6 | 8 | 10 | 12 |
| International | XS | S | M | L | XL | XXL |
| Bust | 80cm | 84cm | 88cm | 92cm | 96cm | 100cm |
| Waist | 64cm | 68cm | 72cm | 76cm | 80cm | 84cm |
| Hips | 91cm | 95cm | 99cm | 103cm | 107cm | 111cm |
Men's Tops
| Size | XS | S | M | L | XL | XXL |
|---|---|---|---|---|---|---|
| Height | 155-160cm | 160-165cm | 165-170cm | 170-180cm | 180-190cm | 190cm |
| Chest | 86.5cm | 91cm | 96.5cm | 101cm | 106.5cm | 111.5cm |
Men's T-shirts
Garment measurements by fit.
Vintage T-shirts: relaxed, boxy style. Wider through the body and neck opening, with dropped shoulders, a slightly longer sleeve and a thick 1x1 neck rib.
| Size | XS | S | M | L | XL | XXL |
|---|---|---|---|---|---|---|
| Shoulder | 44.5cm | 46cm | 47.5cm | 49cm | 50.5cm | 53cm |
| Chest | 52.5cm | 54.5cm | 56.5cm | 58.5cm | 60.5cm | 63.5cm |
| Length | 65cm | 67cm | 69cm | 71cm | 73cm | 76cm |
Band T-shirts: cropped length. Inspired by early-60s military sporting tees, with cropped sleeves and body for a boxy look that sits below the waist, plus a wider 1x1 neck rib.
| Size | XS | S | M | L | XL | XXL |
|---|---|---|---|---|---|---|
| Shoulder | 46.5cm | 48cm | 49.5cm | 51cm | 52.5cm | 54cm |
| Chest | 50.5cm | 52.5cm | 54.5cm | 56.5cm | 58.5cm | 60.5cm |
| Length | 60cm | 62cm | 64cm | 66cm | 68cm | 70cm |
Relaxed Fit T-shirts: regular length. A timeless everyday cut, not too loose and not too tight through the body and sleeves, with a regular 1x1 neck rib.
| Size | XS | S | M | L | XL | XXL |
|---|---|---|---|---|---|---|
| Shoulder | 44.5cm | 46cm | 47.5cm | 49cm | 50.5cm | 53cm |
| Chest | 52.5cm | 54.5cm | 56.5cm | 58.5cm | 60.5cm | 63.5cm |
| Length | 66cm | 68cm | 70cm | 72cm | 74cm | 77cm |
Men's Pants, Shorts & Trunks
| Size | 28 | 30 | 32 | 33 | 34 | 36 |
|---|---|---|---|---|---|---|
| Waist | 76.5cm | 81.9cm | 87cm | 89.5cm | 92.1cm | 97.2cm |
How to measure
Bust: measure under your arms at the fullest part of your bust, keeping the tape level across your shoulder blades.
Chest: measure under your arms at the fullest part of your chest, keeping the tape level across your shoulder blades.
Waist: measure around your natural waistline, with the tape sitting comfortably loose.
Hips: measure around the fullest part of your low hip, keeping the tape level across your backside.
All measurements are body measurements in centimetres.
Women's Size Guide
| Size | AU | Pants | Chest | Waist | Hip |
|---|---|---|---|---|---|
| XXS | 6 | 24 | 76-79 | 59-61 | 84-87 |
| XS | 8 | 25-26 | 81-84 | 64-66 | 90-92 |
| S | 10 | 27-28 | 86-89 | 69-71 | 95-97 |
| M | 12 | 29-30 | 91-94 | 74-76 | 100-102 |
| L | 14 | 32 | 96-99 | 79-81 | 105-107 |
| XL | 16 | 33 | 101-104 | 84-86 | 110-112 |
| XXL | 18 | 34 | 106-109 | 89-91 | 115-117 |
Men's Size Guide
| Size | AU | Height | Chest | Waist | Hip |
|---|---|---|---|---|---|
| XS | 28-29 | 168-171 | 85-88 | 70-73 | 85-88 |
| S | 30-31 | 173-176 | 90-93 | 75-78 | 90-93 |
| M | 32-33 | 178-181 | 95-98 | 80-83 | 95-98 |
| L | 34-35 | 183-186 | 100-103 | 85-88 | 100-103 |
| XL | 36-38 | 188-193 | 105-108 | 90-95 | 105-108 |
| XXL | 40-42 | 195 | 110-113 | 100-105 | 110-113 |
| XXXL | 44 | 195 | 115 | 115 | 115 |
Body measurements and international size conversions.
Women's Tops
| INTL | AU/UK | US | EU | Bust (cm) | Waist (cm) |
|---|---|---|---|---|---|
| XXS | 4 | 0 | 32 | 72-76 | 54-58 |
| XS | 6 | 2 | 34 | 77-81 | 59-63 |
| S | 8 | 4 | 36 | 82-86 | 64-68 |
| M | 10 | 6 | 38 | 87-91 | 69-73 |
| L | 12 | 8 | 40 | 92-96 | 74-78 |
| XL | 14 | 10 | 42 | 97-101 | 79-83 |
| XXL | 16 | 12 | 44 | 102-106 | 84-88 |
Women's Bottoms
| INTL | AU/UK | US | EU | Waist (in) | Waist (cm) | Hip (cm) |
|---|---|---|---|---|---|---|
| XXS | 4 | 0 | 32 | 22 | 55-57 | 81-83 |
| 5 | 23 | 58-59 | 84-85 | |||
| XS | 6 | 2 | 34 | 24 | 60-62 | 86-88 |
| 7 | 25 | 63-64 | 89-90 | |||
| S | 8 | 4 | 36 | 26 | 65-67 | 91-93 |
| 9 | 27 | 68-69 | 94-95 | |||
| M | 10 | 6 | 38 | 28 | 70-72 | 96-98 |
| 11 | 29 | 73-74 | 99-100 | |||
| L | 12 | 8 | 40 | 30 | 75-78 | 101-104 |
| XL | 14 | 10 | 42 | 32 | 79-83 | 105-109 |
| XXL | 16 | 12 | 44 | 34 | 84-88 | 110-114 |
Men's Tops
| INTL | AU/UK | US | EU | Chest (cm) | Length (cm) |
|---|---|---|---|---|---|
| XXS | 32 | 32 | 42 | 82-85 | 68-69 |
| XS | 34 | 34 | 44 | 86-89 | 70-71 |
| S | 36 | 36 | 46 | 90-93 | 72-73 |
| M | 38 | 38 | 48 | 94-97 | 74-75 |
| L | 40 | 40 | 50 | 98-101 | 76-77 |
| XL | 42 | 42 | 52 | 102-105 | 78-79 |
| XXL | 44 | 44 | 54 | 106-109 | 80-81 |
Men's Bottoms
| INTL | AU/UK | US | EU | Waist (cm) | Hip (cm) |
|---|---|---|---|---|---|
| XXS | 26 | 26 | 42 | 64-69 | 80-84 |
| XS | 28 | 28 | 44 | 69-74 | 85-89 |
| 29 | 29 | 72-78 | 88-92 | ||
| S | 30 | 30 | 46 | 74-81 | 90-94 |
| 31 | 31 | 77-82 | 93-97 | ||
| M | 32 | 32 | 48 | 79-83 | 95-99 |
| 33 | 33 | 82-86 | 98-102 | ||
| L | 34 | 34 | 50 | 84-88 | 100-104 |
| XL | 36 | 36 | 52 | 89-93 | 105-109 |
| XXL | 38 | 38 | 54 | 94-98 | 110-114 |
Women's Swimwear
Body measurements in centimetres.
| XXS | XS | S | M | L | XL | XXL | XXXL | |
|---|---|---|---|---|---|---|---|---|
| AUS/NZ | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 |
| Bust | 82 | 84.5 | 87 | 92 | 97 | 102 | 107 | 112 |
| Waist | 62 | 64.5 | 67 | 72 | 77 | 82 | 87 | 92 |
| Hip | 92 | 94.5 | 97 | 102 | 107 | 112 | 117 | 122 |
| Underbust | 69 | 71.5 | 74 | 79 | 84 | 89 | 94 | 99 |
| A-cup bust | 79.5 | 82 | 84.5 | 89.5 | 94.5 | |||
| D-cup bust | 84.5 | 87 | 89.5 | 94.5 | 99.5 | 104.5 | 109.5 | 114.5 |
| DD-cup bust | 89.5 | 92 | 97 | 102 | 107 | 112 | 117 | |
| E-cup bust | 92 | 94.5 | 99.5 | 104.5 | 109.5 | 114.5 | 119.5 | |
| F-cup bust | 94.5 | 97 | 102 | 107 | 112 | 117 | 122 | |
| G-cup bust | 97 | 99.5 | 104.5 | 109.5 | 114.5 | 119.5 | 124.5 |
Women's Clothing
| XS | S | M | L | XL | XXL | |
|---|---|---|---|---|---|---|
| AUS/NZ | 8 | 10 | 12 | 14 | 16 | 18 |
| Bust (with bra) | 85cm | 90cm | 95cm | 100cm | 105cm | 110cm |
| Bust (no bra) | 83cm | 88cm | 93cm | 98cm | 103cm | 108cm |
| Waist | 65cm | 70cm | 75cm | 80cm | 85cm | 90cm |
| Hip | 95cm | 100cm | 105cm | 110cm | 115cm | 120cm |
| Rib cage / underbust | 69cm | 74cm | 79cm | 84cm | 89cm | 94cm |
| Across shoulder | 37.8cm | 39cm | 40.2cm | 41.4cm | 42.6cm | 43.8cm |
| Across back | 37.8cm | 39cm | 40.2cm | 41.4cm | 42.6cm | 43.8cm |
Body measurements in centimetres.
Women's Tees, Tanks, Shirts & Dresses
| AU Size | Bust | Waist | Hip | US | EU |
|---|---|---|---|---|---|
| 4 | 75 | 57 | 85 | 0 | 32 |
| 6 | 80 | 62 | 90 | 2 | 34 |
| 8 | 85 | 67 | 95 | 4 | 36 |
| 10 | 90 | 72 | 100 | 6 | 38 |
| 12 | 95 | 77 | 105 | 8 | 40 |
| 14 | 100 | 82 | 110 | 10 | 42 |
| 16 | 105 | 87 | 115 | 12 | 44 |
| 18 | 110 | 92 | 120 | 14 | 46 |
Women's Pants, Jeans, Shorts & Skirts
| AU Size | Waist | Hip | Inch | US | EU |
|---|---|---|---|---|---|
| 4 | 57 | 85 | 22 | 0 | 32 |
| 6 | 62 | 90 | 24 | 2 | 34 |
| 7 | 64.5 | 92.5 | 25 | 3 | 35 |
| 8 | 67 | 95 | 26 | 4 | 36 |
| 9 | 69.5 | 97.5 | 27 | 5 | 37 |
| 10 | 72 | 100 | 28 | 6 | 38 |
| 11 | 74.5 | 102.5 | 29 | 7 | 39 |
| 12 | 77 | 105 | 30 | 8 | 40 |
| 14 | 82 | 110 | 32 | 10 | 42 |
| 16 | 87 | 115 | 34 | 12 | 44 |
| 18 | 92 | 120 | 36 | 14 | 46 |
Men's Tees, Tanks & Shirts
| Size | XS | S | M | L | XL | XXL |
|---|---|---|---|---|---|---|
| Neck | 38 | 39 | 40 | 41 | 42 | 43 |
| Chest | 86-91 | 91-96 | 96-101 | 101-106 | 106-111 | 111-116 |
| Waist | 71 | 76 | 81 | 86 | 91 | 96 |
| Related size | 28 | 30 | 32 | 34 | 36 | 38 |
Men's Pants, Jeans & Shorts
| Size | Waist | Hip | Inleg | Related size |
|---|---|---|---|---|
| 28 | 71 | 94 | 82 | XS |
| 29 | 73.5 | 96.5 | 82.5 | XS-S |
| 30 | 76 | 99 | 83 | S |
| 31 | 78.5 | 101.5 | 83.5 | S-M |
| 32 | 81 | 104 | 84 | M |
| 33 | 83.5 | 106.5 | 84.5 | M-L |
| 34 | 86 | 109 | 85 | L |
| 36 | 91 | 114 | 86 | XL |
| 38 | 96 | 119 | 87 | XXL |
Body measurements in centimetres, taken snug over the skin.
Women's Tops & Bottoms
Bust applies to tops. Junior size applies to bottoms.
| Size | Size # | Jr. size | Height | Bust | Waist | Fullest hip |
|---|---|---|---|---|---|---|
| XS | 24 | 0 | 155-163 | 79-81 | 59.5 | 84-86 |
| XS | 25 | 1 | 155-163 | 81-84 | 62 | 86-90 |
| S | 26 | 3 | 163-170 | 84-86 | 64.5 | 90-92 |
| S | 27 | 5 | 163-170 | 86-89 | 67 | 92-94 |
| M | 28 | 7 | 163-170 | 89-91 | 70 | 94-96 |
| M | 29 | 9 | 165-175 | 91-94 | 72 | 96-99 |
| L | 30 | 11 | 165-175 | 94-99 | 75-77 | 99-101 |
| XL | 31 | 13 | 165-175 | 99-101 | 80 | 104-106 |
| XXL | 32 | 15 | 165-175 | 101-104 | 82.5 | 106-109 |
| 12W | 12W | 165-175 | 104-106 | 84-88 | 106-109 | |
| 14W | 14W | 165-175 | 106-109 | 88-94 | 111-114 | |
| 16W | 16W | 165-175 | 109-114 | 95-100 | 119-124 | |
| 18W | 18W | 165-175 | 114-119 | 101-106 | 124-129 | |
| 20W | 20W | 165-175 | 119-124 | 107-113 | 129-134 | |
| 22W | 22W | 165-175 | 124-129 | 111-116 | 134-139 | |
| 24W | 24W | 165-175 | 129-134 | 116-122 | 139-145 | |
| 26W | 26W | 165-175 | 134-139 | 122-127 | 145-150 |
Men's Tops
| Size | Height | Neck | Across shoulder | Chest | Sleeve (from centre back neck) | Bicep |
|---|---|---|---|---|---|---|
| XS | 167-170 | 35.5 | 42 | 81-86 | 75-80 | 30 |
| S | 172-177 | 36-37 | 44 | 86-91 | 81-84 | 32 |
| M | 177-185 | 38-39 | 46 | 96-101 | 85-88 | 34 |
| L | 180-188 | 40-42 | 48 | 106-111 | 90-93 | 36 |
| XL | 183-190 | 43-44 | 50 | 112-117 | 93-95 | 38 |
| XXL | 183-190 | 45-46 | 52 | 117-122 | 93-95 | 40 |
Men's Pants & Shorts
Covers fixed-waist bottoms, elastic-waist shorts and pants, and shorts. Inseam applies to fixed-waist pants. XS/26 is available in shorts only, and elastic-waist styles run up to XXL/42.
| Size | Height | Waist | Hips | Thigh | Inseam |
|---|---|---|---|---|---|
| XS/26 | 165-167 | 66 | 81-84 | 49 | |
| XS/27 | 167-170 | 68 | 84-86 | 50 | 76 |
| S/28 | 167-170 | 71 | 86-88 | 51.5 | 76 |
| S/29 | 172-177 | 74 | 89-91 | 53 | 76 |
| S/30 | 172-177 | 76 | 91-94 | 54 | 81 |
| M/31 | 177-185 | 79 | 94-96 | 55.5 | 81 |
| M/32 | 177-185 | 81 | 96-98 | 56.5 | 81 |
| M/33 | 177-185 | 84 | 99-101 | 58 | 81 |
| L/34 | 180-188 | 86 | 102-104 | 59 | 81 |
| L/36 | 180-188 | 92 | 104-107 | 61.5 | 84 |
| XL/38 | 183-190 | 96 | 107-109 | 64 | 84 |
| XL/40 | 183-190 | 102 | 109-112 | 67 | 84 |
| XXL/42 | 183-190 | 106 | 112-115 | 70 | 84 |
| XXXL/44 | 183-190 | 111 | 116-123 | 71.7 | 84 |
| XXXL/46 | 183-190 | 117 | 123-127 | 74.3 | 84 |







