Coolware Co. Inc.
   Tan through swimsuits and casual wear.
   http://www.cooltan.com/

Kinshaô
   Makes and sells men and women swimsuit and pareo. France.
   http://www.kinshao.com/

Safer Suntan UK
   Retailers of tan through clothing, including swimwear, polo shirts, t-shirts, accessories and umbrellas.
   http://www.safer-suntan.co.uk/

Solar Tan Thru Suits
   Offering designs for women and men. Includes a sizing chart and care information.
   http://www.solartanthrusuits.com

Sun Select
   Offering swim and casual wear with a tan-through filtering fabric. Located in the Netherlands.
   http://www.sunselect.nl