The short answer: PuraKai organic cotton workout tops include fitted PureFlex styles for movement and Pure 100% organic cotton tees and layers for relaxed wear. The fiber content is stated clearly so you can choose the right fabric for your day.

Fitted PureFlex Organic Cotton Workout Tops

PureFlex is 92% GOTS-certified organic cotton and 8% spandex. The added spandex gives a fitted top stretch and recovery for yoga, lifting, walking, and everyday movement.

The $62 PureFlex Organic Cotton Racerback Sports Bra provides low-impact support. The $64 PureFlex organic cotton High Neck Racerback Bra adds a high neckline and low-to-medium-impact support. It is the most supportive PuraKai bra. The $55 PureFlex Organic Cotton Reversible Pivot Top has a low scoop neck on one side and a higher neckline on the other, with light support for yoga and Pilates. The $58 PureFlex Organic Cotton Cami Crop Top uses the same 92% organic cotton and 8% spandex fabric. The $52 PureFlex Organic Cotton Athleisure Shirt rounds out the fitted group for everyday wear.

Pair a fitted bra or top with organic cotton leggings or shorts. See the full women's organic cotton activewear collection.

Pure 100% Organic Cotton Tees and Layers

The $44 Pure 100% Organic Cotton Classic Fit Tee and $44 Pure 100% Organic Cotton All-Day Crop Tee contain no spandex. They work well with Pure organic cotton joggers as a relaxed rest-day outfit. The $42 Texas-Grown Organic Cotton Long Sleeve Raglan Tee adds coverage for walking, everyday wear, or layering with other relaxed pieces and outerwear.

People searching for 100% cotton workout shirts should check the fiber line, not only the product name. PuraKai's Pure tees are 100% organic cotton. PureFlex workout tops are a 92% organic cotton and 8% spandex blend. For more fiber context, read what the research says about polyester.

Frequently Asked Questions

Do organic cotton workout tops absorb sweat?

Yes. Cotton is naturally absorbent. That can feel comfortable for walking, lifting, yoga, and everyday movement, but it may stay damp longer than a purpose-built synthetic wicking fabric during a very sweaty session.

How should I wash these tops, and will they shrink?

Follow the sewn-in care label for each garment. Cotton fabric can change dimensions through washing and drying, so cold washing and air drying are cautious choices when protecting fit. Do not assume the Pure 100% organic cotton tees and PureFlex 92/8 tops have identical care needs.

Are the fabrics certified, tested, and made in Los Angeles?

The organic cotton fabric is GOTS-certified and independently lab-tested PFAS-free, with the PFAS lab report published here. Testing was completed by Applied Technical Services, an independent lab accredited to ISO/IEC 17025 by A2LA. Garments are designed, cut, sewn, and finished in PuraKai's own Los Angeles facility, with knitting and garment dyeing completed by Los Angeles partners.