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Home / Bikini Bottoms / Sienna Bikini Bottom
Sienna Swim Bottom - product image 1 | CERYNA
Sienna Swim Bottom - product image 1 | CERYNA
Sienna Swim Bottom - product image 1 | CERYNA
Sienna Swim Bottom - product image 1 | CERYNA
Sienna Swim Bottom - product image 2 | CERYNA
Sienna Swim Bottom - product image 2 | CERYNA
Sienna Swim Bottom - product image 3 | CERYNA
Sienna Swim Bottom - product image 3 | CERYNA
Sienna Swim Bottom - product image 4 | CERYNA
Sienna Swim Bottom - product image 4 | CERYNA
Sienna Swim Bottom - product image 5 | CERYNA
Sienna Swim Bottom - product image 5 | CERYNA
Sienna Swim Bottom - product image 6 | CERYNA
Sienna Swim Bottom - product image 6 | CERYNA
CERYNA · Bikini Bottom

Sienna Bikini Bottom

$29.00

Adjustable tie sides for a flexible, personalized fit

What's included: Bikini bottom

Color: Black
Size: S

In stock, ready to ship

Size guide

Swimwear sizing

General body-measurement reference. Fit can vary by fabric and silhouette; review the product description or contact Client Care if you are between sizes.

Swimwear sizing — Body measurements in inches and centimeters
Size US size Bust Waist Hips
XS032.5 in / 82.5 cm24.6 in / 62.5 cm34.5 in / 87.6 cm
XS233.5 in / 85.1 cm25 in / 63.5 cm35 in / 88.9 cm
S434.5 in / 87.6 cm25.5 in / 64.8 cm35.5 in / 90.2 cm
S635.5 in / 90.2 cm26.5 in / 67.3 cm36.5 in / 92.7 cm
M836.5 in / 92.7 cm27.5 in / 69.8 cm37.5 in / 95.3 cm
M1038 in / 96.5 cm29 in / 73.7 cm39 in / 99.1 cm
L1239.5 in / 100 cm30.5 in / 77.5 cm40.5 in / 103 cm
L1441 in / 104 cm32 in / 81.3 cm42 in / 107 cm
XL1642.5 in / 108 cm34.1 in / 86.6 cm44.5 in / 113 cm
XL1843.5 in / 110 cm34.5 in / 87.6 cm45 in / 114 cm
XXL2047 in / 119 cm39.8 in / 101 cm50.1 in / 127 cm

How to measure

  • Bust: Measure around the fullest part of your bust while wearing a non-padded bra. Let the tape rest lightly against your body.
  • Waist: Measure around your natural waistline.
  • Hips: Wrap the tape around the fullest part of your hips, keeping it snug, level and parallel to the ground.
Product details+

What's included: One bikini bottom.

Sold separately so you can choose your top and bottom sizes independently.

Effortless, adjustable, and made for sunny escapes, the Sienna Tie-Side Bikini Bottom brings a relaxed yet flattering touch to your swimwear collection. Designed with adjustable side ties and a clean, minimal silhouette, it offers both style and a customizable fit.

The high-rise cut enhances your natural shape, while the soft, stretch fabric moves comfortably with you. Finished with delicate tie details at the sides, this piece adds a subtle, playful element perfect for beach days and poolside lounging.
Specifications+
  • Adjustable tie sides for a flexible, personalized fit
  • Flattering high-rise waist design
  • Soft, high-stretch fabric for all-day comfort
  • Fully lined for a smooth, secure feel
  • Fabric: 80% Polyamide, 20% Elastane
  • Bottom Type: Tie-Side
Fit & sizing+

Adjustable side ties, high-rise cut, and soft stretch.

Materials & care+

Care: As per the care instructions on each garment. Recommended for cold hand wash only.

Shipping & returns+

Shipping options, delivery estimates and rates are shown at checkout. Contact Client Services before sending an item back; return instructions are provided after your request is reviewed.

Sienna Bikini Bottom $29.00 Black · S