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Guide

Chlorine-resistant claims: how to verify before you buy

The phrase "chlorine resistant" on its own isn’t enough. Checking the actual fabric name is the first step.

Look for a named technology

Lines with a specific name, like Speedo’s Endurance+, TYR’s Durafast Elite, or Arena’s MaxLife, are genuinely tested fabrics. A generic "chlorine resistant" claim with no named line is worth a second look.

Check the fabric composition

80% polyester or higher is a good sign. Higher still is better. A fabric that leans heavily on nylon is one to avoid.

Certifications are worth a glance

An OEKO-TEX Standard 100 certification means no harmful substances were used. It doesn’t guarantee chlorine resistance on its own, but it’s a sign of quality control.

No fabric is fully immune

Chlorine resistant means a fabric holds up longer, not that chlorine has no effect at all. Even a good fabric still needs proper care.

Relevant suits

SuitAt a glanceSizesPrice
Speedo Speedo Mens Spliced Printed Jammer - Techno Jungle-Black
Speedo
Speedo Mens Spliced Printed Jammer - Techno Jungle-Black
Chlorine-resistantjammer28,30,32,34,36$54
£40.66
Allens Swimwear→
Amanzi Amanzi Womens Boheme Tie Back One Piece Swimsuit - Multi
Amanzi
Amanzi Womens Boheme Tie Back One Piece Swimsuit - Multi
Chlorine-resistantone piece26,28,30,32,34,36,38$49
£37.05
Allens Swimwear→
Arena Arena Mens Team Swim Solid Jammer - Blue
Arena
Arena Mens Team Swim Solid Jammer - Blue
Chlorine-resistantjammer26,28,30,32,34,36$37
£27.72
Allens Swimwear→
Funkita (AU) Funkita Ladies Pinky Piney Single Strap One Piece Swimsuit - Multi
Funkita (AU)
Funkita Ladies Pinky Piney Single Strap One Piece Swimsuit - Multi
Chlorine-resistantone piececross backLadies 8,Ladies 10,Ladies 12,Ladies 14$60 $48
£35.96
20% off
Allens Swimwear→
TYR TYR Womens Arterix Diamondfit Swimsuit - Purple
TYR
TYR Womens Arterix Diamondfit Swimsuit - Purple
Chlorine-resistant32,34,36,38,40$62
£46.59
Allens Swimwear→

Prices and exchange rate as of Oct 27, 2026 (£1 = $1.3347). Allens prices are charged in pounds; the dollar figure is a conversion. Check the retailer for the current price.

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FAQ

Is a named technology always better?

Generally, yes, it tends to be well-tested. Proper care still matters just as much either way.

Does no certification mean it’s a bad product?

Not necessarily. Checking the fabric ratio and the brand’s line name together is the safer approach.