99extra Underwear, Men's Snakeskin Pattern Milk Silk Skinny Boxer Briefs 95% Milk Silk/5% Spandex Imported Snake pattern underwear let guys looks very mysterious, sexy and stronger Milk silk is a term given to silk that is derived from milk. the fabric with a rich, velvety texture and feels very luxurious on the skin Milk Silk Fiber is more soft, light, expensive than cotton fiber or modal fiber Use correct washing method, cool or warm water with neutral detergent, gently machine wash without bleaching and drying, it still keep bright and shape after a lot of repeat washing Doctor advised, a underwear don't use more than 6 months, it will become very dirty although you repeated wash it