Xinyian Men's Micro Modal Boxers Briefs Breathable Underwear Trunk 95% Modal/5% Spandex 95% Modal and 5% Spandex, Machine wash, Do Not Bleach. Super soft material feeling on the skin and silky to the touch. Contour pouch provides support where you need it most while giving your complete comfort. Smart stretch technology gives you freedom of movement with no leg ride up. Waistband and seams are durable and comfortable so you don't experience pulling or scratching.