FABRIC: Cotton;Spandex Feature: 1.Cotton material,soft,breathable. 2.U Convex Design,comfortable and antibacterial, care of men's health. Item Type:Briefs Material:95% Cotton 5% Spandex Bottom crotch lining: Cotton Waist Type: Low Waist Design Features:U Convex Design Season: Spring,Summer, Autumn, Winter Color: Blue,Yellow,Purple,Green,White Package included: 1*Underwear