COOLTAN TAN-THROUGH SUITS The secret is the new MICROSOL fabric, a gas infused poly nylon fabric that lets sunlight through at about the same rate as a medium level sunscreen. The revolutionary MICROSOL fabric not only lets the sun in to give you an all over sun tan and minimize tan lines by letting the suns UV tanning rays to pass through the swimwear fabric, but it also lets your skin breathe and dries incredibly fast! Because of the tiny pores in the fabric, air also flows right through the suits to keep you exceptionally cool and comfortable. You stay cooler and drier even on hot summer days. For an even tan, apply a sunscreen lotion to areas not covered by the fabric. You'll never have to risk unprotected exposure to the sun again!