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Caroline Swim Onesie

$19.99
$19.99
Color:
Size:
Size Chart

One Piece Swimsuit
Size Guide

Torso measurement is most important for finding your accurate one piece size.

If you are in between torso measurements or know your torso runs long we recommend sizing up!

  • JOLYN One Piece
    Size
    • 22 / 22J
    24J
    24
    26
    28
    30
    32
    34
    36
    38
    40
    42
    44
  • Dress Size
    (US)
  • Y10
  • Y12
  • 00
  • 0 | 2
  • 2 | 4
  • 4 | 6
  • 6 | 8
  • 8 | 10
  • 10 | 12
  • 12 | 14
  • 14 | 16
  • Torso
    (in)
  • 51
  • 53
  • 56
  • 57
  • 58.5
  • 60
  • 61.5
  • 63
  • 64.5
  • 66
  • 67.5
  • 69
  • 70.5
  • Cup Size
    (in)
  • AA
  • A
  • B
  • C
  • C
  • C | D
  • Waist
    (in)
  • 23-24
  • 24-25
  • 23-24
  • 25-26
  • 27-28
  • 29-30
  • 31-32
  • 33-34
  • 35-36
  • 37-38
  • 39-40
  • 41-42
  • 43-44
  • Hip
    (in)
  • 30-32
  • 33-34
  • 33-34
  • 35-36
  • 37-38
  • 39-40
  • 41-42
  • 43-44
  • 45-46
  • 47-48
  • 49-50
  • 51-52
  • 53-54
  • Over Bust
    (in)
  • 27-28
  • 29-30
  • 29-30
  • 31-32
  • 33-34
  • 35-36
  • 37-38
  • 39-40
  • 41-42
  • 43-44
  • 45-46
  • 47-48
  • 49-50

Measurement Guide

Bust

Measure around the fullest part at the bust.

Waist

Measure around the smallest part of the waist.

Hips

Keep measuring tape parallel to the floor and measure around the fullest part of the hip.

Torso

The most important for finding your accurate one piece size

Measure from the top of your shoulder over the fullest part of your bust, through your legs and around, up your back to the starting point.

If you are in between torse measurements or know your torso runs long, we recommend sizing up!

Measurement Guide

Jolyn swimwear, a woman with measurement arrows and guide, front side
Jolyn swimwear, a woman with measurement arrows and guide, back side

Fit Questions?

If you want a second opinion or need help figuring out your size, reach out to us at hi@jolyn.com and we’ll sort you out!

Quantity:
Free shipping on domestic orders 90+!
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Details

The Caroline onesie features a built-in shelf bra, wider straps, and a full-coverage back and bum. It's made with our signature Foreverever fabric that won’t fade, offering ample support for security in and out of the water. The built-in shelf bra ensures there is no movement or shifting around while you're swimming, enhancing privacy and security. With extended coverage on the front leg cutout, the Caroline onesie provides fuller coverage for all your aquatic workouts.

 Features:

  • Good for: Swimming, water polo, lifeguarding, paddling, ocean and pool activities
  • Fixed-Back
  • Built-in shelf bra
  • Full Coverage
  • 3/4" wide straps
  • Coverage 5
  • Unpadded
  • Lined for maximum privacy
  • Tagless for maximum comfort
  • Chlorine proof
  • 2-way stretch
  • Reinforced stitching

Fabric Composition:

Care Instructions:

  • Hand wash cold
  • Hang dry
  • Do not iron, dry clean or bleach 

Shipping & Returns

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Features

  • High impact

    High impact

    Made for the highest level of activity

  • Foreverever Fabric

    Foreverever Fabric

    Our classic bestselling fabric loved by athletes for its durability

  • Full Coverage

    Full Coverage

    Highest rise on the waist, the lowest cut at the leg opening and scoops under the butt

  • UPF 50+

    UPF 50+

    Stay protected during long days in sun

Foreverever swimwear fabric icon

Foreverever Fabric

Our cult favorite original performance fabric beloved by top tier athletes. Built for durable, reliable performance.

Best For
Training, high intensity activity
Chlorine Resistance
Chlorine proof
Stretch Level
Minimal stretch
Fit
Fits snug to reduce drag, recommend sizing up
Handfeel
Soft, sturdy, durable

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