The extremely durable and chlorine-proof arena Kikko Pro Challenge Back Swimsuit for women from arena Performance line is ideal for both competitive and regular swimmers who swim frequently in the pool. It is designed with a new interpretation of arena's diamonds. The highly chlorine-resistant MaxLife Eco fabric with integrated UPF 50+ UV protection is extremely quick-drying and long-lasting.

This eco-friendly version of arena's MaxLife fabric contains at least 50% recycled polyester from PET bottles. Plus the production process was optimized to save energy, reduce CO2 emissions and minimize water usage. The open back, thin straps and high-cut leg provides maximum freedom of movement, excellent feel of the water and reduced drag.

Gender Woman
Product-ID 005902

Frequent swimming
Developed with high chlorine resistance to handle numerous swim sessions.

High-cut leg
Leg opening is cut high on the hips for a streamlined look and optimal range of motion.

Challenge back
Wide back opening with narrow straps designed to keep your shoulder blades free to move.

Material composition

100% Polyester

Care Instructions

In order to ensure that your Arena swimsuit provides you with the best possible performance for a long time to come, we recommend you take the following precautions:

  • rinse immediately after use, in non-chlorinated water;
  • do not leave the wet swimsuit in a bag or other container for a long time;
  • do not expose the wet swimsuit in a bag or other container to direct sunlight;
  • wash with detergents suitable for delicate clothes;
  • air-dry away from heat sources.

Follow the washing instructions given on your product label.
The label provides useful symbols giving information on how to take best care of it.

HAND WASH ONLY

DO NOT DRY CLEAN

DO NOT BLEACH

DO NOT MACHINE DRY

DO NOT IRON

Kikko Pro Challenge Back One Piece

Intensive swimming High-cut leg Challenge back
$74.00

Our sizes are based on US sizing system

Shipments and returns

  • Free shipping on $24+ orders
  • 60 days returns, free and easy

KIKKO PRO CHALLENGE BACK SWIMSUIT

durable textile

TECH ONE BACK

With a large cutout at the back and sides and wide straps for ease of movement and a secure fit.

organized items

WIDE SHOULDER STRAPS

waterproof swimbag

MAXLIFE ECO

100% chlorine resistant, MaxLife Eco is our new sustainable swimwear fabric for long-lasting performance.

reinforced bottom

ONE DESIGN

Special construction with one piece of fabric and a single seam for a second-skin feel and minimal chafing


tech one back

TECH ONE BACK

With a large cutout at the back and sides and wide straps for ease of movement and a secure fit.

maxlife eco

MAXLIFE

100% chlorine resistant, MaxLife is a premium textile with long-lasting performance.

one design

ONE DESIGN

Special construction with one piece of fabric and a single seam for a second-skin feel and minimal chafing


SWIM FREELY!

Thin, easy to wear and comfortable shoulder straps provide flexibility and freedom of movement.​

CHALLENGE BACK

The Challenge Back is one of our most popular backs, chosen by our professional swimmers in their training sessions.​

THE RIGHT FIT FOR YOU

High-cut leg for greater comfort.

AT LEAST 50% RECYCLED FABRIC

Made from 100% polyester, at least 50% of which is recycled, from PET bottles.  Manufactured minimizing CO2 emissions and water use. ​

ARENA ICONIC DESIGN

The "Kikko" design is inspired by a traditional Japanese motif, recalling the carapace of a turtle, synonymous with immortal glory and prosperity.​

100% CHLORINE RESISTANT

This suit is ideal for frequent use and intensive swimming. It perfectly resists chlorine, dries quickly and has 50+ UV protection.

1. Thin straps

2. arena logo

3. High-cut leg

4. Open back