New Print Alert: Uptown

Shop our latest training swimsuit print drop!

Shop our newest training swimsuits!

Shop our newest training swimsuits!

Free US shipping for orders $90+

Free shipping on orders $90+

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Jackie 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
    24
    26
    28
    30
    32
    34
    36
    38
    40
    42
    44
  • Dress Size
    (US)
  • Y10
  • 0 | 2
  • 2 | 4
  • 4 | 6
  • 6 | 8
  • 8 | 10
  • 10 | 12
  • 12 | 14
  • 14 | 16
  • 16 | 18
  • 18 | 20
  • 20 | 22
  • Torso
    (in)
  • 50-52
  • 53-55
  • 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
  • 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
  • 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
  • 31-32
  • 33-34
  • 35-36
  • 37-38
  • 39-40
  • 41-42
  • 43-44
  • 45-46
  • 47-48
  • 49-50

Measurement Guide

Torso

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

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

Jolyn swimwear, a woman with measurement arrows and guide
Jolyn swimwear, wavy line

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

Meet the Jackie, the newest addition to our swimwear collection! Get ready to cut through the water with this one-piece's chic cut-out detail on the lower back and a high-hip design for a smooth swim. Plus, the high-back design guarantees nada showing from any angles. You're in control with adjustable back straps to customize your fit.  Crafted with our powerfully durable Foreverever swim fabric, this swimsuit is built to last through all your aquatic adventures.

 Features:

  • Good for: Swimming, water polo, lifeguarding, paddling, ocean and pool activities
  • Fixed-Back one-piece swimsuit
  • Medium/Full Coverage (4)
  • High Impact (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

  • Free standard shipping on domestic orders over $90

  • Standard shipping takes about 5 - 7 business days

  • We allow returns within 30 days for refunds and 45 days for store credit. Read our full return policy here

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

  • 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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