MASS21 Men's Super Breathable Modal Low Rise Skinny Underwear Briefs Material:93% Micro Modal+7% Spandex,Soft,Breathable,Nature and Eco-friendly Specially designed pouch enhances your package giving you an attractive and "big" profile Seamless technology construction,Light and fast-drying fabric engineer which keep you cool and dry for everyday use, working out, and sports The low waistline design creates a sexier body figure image;Multicolor for your choice:Assorted color-four colors/light blue/white/assorted color-two colors Leave a lasting impression with sexy styles by MASS21,All sizes are made according to the size standard of USA.Any problem,welcome to contact us! Material:93% Micro Modal+7% Spandex,which is soft,nature Let it add impact to your healthy routine! Package: 4 packs/a set ,four items come in four individual sturdy bags,all inside another large thick bag. Size Information: Assorted Color 4 packs(Black/Navy/Light Gray/Claret) Light Blue 4 packs White 4 packs Light Blue and White