Calvin Klein Men's Underwear Microfiber Stretch 3 Pack Trunk 90% Polyester, 10% Elastane Imported Hook and Eye closure Machine Wash Microfiber stretch underwear trunks multipack with soft Calvin Klein logo waistband Smooth and soft microfiber stretch fabric Added stretch for maximum comfort and enhanced movement, contour pouch creates a flattering and smooth shape Packs are available in assorted colors Durable, comfortable underwear trunks with microfiber stretch fabrication