There is a difference in moisture management performance apparel. WikMax works. WikMax with dual knit polyolefin/polyester technology blows away all other brands' single nylon/poly fabrications in moisture management. The difference and advantage is clear: you'll stay drier and more comfortable in both hot and cool conditions for maximum athletic performance. Go ahead. Sweat. Exploit every advantage. Win. WikMax works. WSI took its amazing WikMax and added 4-way stretch compression combine to make a comfortable fitting bra.