MyDry fabric made from 100% hydrophobic wicking polyester Dries extremely fast and does not get loose and baggy when wet 3 dimensional pouch that supports the package Eliminates the need to rearrange or adjust Prevents your package from touching your legs Decreases temperature keeping you dry Reduces the chance of chaffing Sizing: XS-28"-30", SM-30"-32", MD-32"-34", LG-34"-36", XL-36"-38"