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HOME COLLECTIONS RELIANCE COLLECTION WOMEN'S RELIANCE COLLECTION RELIANCE WOMEN'S BLACK DOUBLE X BACK ONE PIECE SWIMSUIT

Reliance Women's Black Double X Back One Piece Swimsuit Style #6A00SLD-790

Compete with class, this Reliance one piece competitive team suit brings a classy and sassy vibe to the pool. The features and benefits are endless and so will your winnings!

Features & Benefits:
  • Our most reliable fabric for your in-season competitive swims
  • 2-way stretch with durable fabric and is chlorine proof
  • Maximized color that stays
  • Color won't fade or run
  • Breathability
  • Chlorine and pilling resistant
  • Shape retention
  • UV sun protection
  • All-over solid black double X-back suit
  • Performance Cut: Highest Leg Height, Hits Above Hip
  • Fits tightly to the body to provide the least amount of drag in the water
  • Bra construction or cups not included
  • Fully Lined
Additional Details:
  • Featured model is wearing size 32
Care Instructions:
  • Hand wash in cold water after each use with mild soap. Do not use bleach, detergent, or fabric softeners. Hang dry away from heat. Do not iron or dry clean.
This one piece, performance cut, competition-ready suit is ready for anything with it's reliable and durable fabric, plus the perfect fit!

Our Reliance line is the perfect team suit collection if you are looking for reliable, durable, comfortable, non-compromised fit! We also have other compete lines, like Graphlite and XtraSleek that feature their own unique benefits for your team!

Fabric Content: 100% polyester
Product Details
Compete with class, this Reliance one piece competitive team suit brings a classy and sassy vibe to the pool. The features and benefits are endless and so will your winnings!

Features & Benefits:
  • Our most reliable fabric for your in-season competitive swims
  • 2-way stretch with durable fabric and is chlorine proof
  • Maximized color that stays
  • Color won't fade or run
  • Breathability
  • Chlorine and pilling resistant
  • Shape retention
  • UV sun protection
  • All-over solid black double X-back suit
  • Performance Cut: Highest Leg Height, Hits Above Hip
  • Fits tightly to the body to provide the least amount of drag in the water
  • Bra construction or cups not included
  • Fully Lined
Additional Details:
  • Featured model is wearing size 32
Care Instructions:
  • Hand wash in cold water after each use with mild soap. Do not use bleach, detergent, or fabric softeners. Hang dry away from heat. Do not iron or dry clean.
This one piece, performance cut, competition-ready suit is ready for anything with it's reliable and durable fabric, plus the perfect fit!

Our Reliance line is the perfect team suit collection if you are looking for reliable, durable, comfortable, non-compromised fit! We also have other compete lines, like Graphlite and XtraSleek that feature their own unique benefits for your team!

Fabric Content: 100% polyester
Fit & Size
Size Chart


The goal of measuring is to determine the correct size to order for each athlete. Accurate measurements are vital to the proper fit of your athlete's apparel. Please make sure that all athletes are wearing fitted workout apparel during the measurement session.

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  1. Chest Measurement

    Measure the chest with arms at the side. Be sure to take the measurement at the fullest part of the chest.

  2. Waist Measurement

    Measure the waist at the natural waistline which is the narrowest part of the waist. If you're having trouble locating the natural waist, have the athlete bend to the side. The natural waist is where the body bends.

  3. Hip Measurement

    Take the hip measurement at the fullest part of the buttocks with the athlete's feet together.

  4. Torso Measurement

    Take the torso measurement from the center of the shoulder, down the torso, through legs, and back to the shoulder.

  5. Inseam Measurement

    Take the leg inseam measure the athlete without shoes by running the tape from the crotch to one inch above the floor.
The goal of measuring is to determine the correct size to order for each athlete. Accurate measurements are vital to the proper fit of your athlete's apparel. Please make sure that all athletes are wearing fitted workout apparel during the measurement session.

Sizing & Measuring (Inches)
Dolfin Women's Competitive Sizes Chest (in) Waist at narrowest (in) Hip at fullest (in) Torso (in)
18 19-20 18-19 25-26 N/A
20 20-22 19-20 26-27 N/A
22 22-24 20-21 27-28 51
24 24-26 21-22 28-29 52.5
26 26-28 22-23 29-31 54
28 28-30 23-24 31-33 55.5
30 30-32 224-25 33-35 57
32 32-34 25-27 35-37 58.5
34 34-36 27-29 37-39 60
36 36-38 29-31 39-40.5 61.5
38 38-40 31-33 40.5-42 63
40 40-42 33-35 42-44 64.5
42 42-46 35-37 44-46 66
44 44-46 37-39 46-48 67.5
Fabric Care
  • Hand wash in cold water after each use
  • Use mild soap
  • No bleach, detergent, or fabric softeners
  • Hang to dry away from heat
  • Do not iron
  • Do not dry clean
Shipping & Returns

For more information on our shipping click here

Dolfin Swimwear gladly accepts customer returns provided the following conditions are met:

  • All return requests must be sent no more than 30 days after shipment of merchandise.
  • Returns must be processed through Returns (dolfinswimwear.com) in order to be accepted.
  • Merchandise must not have been worn or laundered and must have all hang tags and sew-in tags attached in their original position and condition.
  • The customer is responsible for all shipping charges.

Stock items ordered with embellishments are considered customized and are non-returnable. The exception to this is in the case of a Manufacturers error or defect (Refer to Returns: Special Order Items section for more information.)


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