UpFront, which is a headwear brand and has its roots in music, has expanded the collection and produced this fantastic model of boxer briefs. Has no chafing and annoying labels. Flatlock seams that prevent chafing and provide a tight fit. 3.5 cm elastic waist elastic in soft microfiber. Material: 95% Cotton 5% Elastane. Size guide: 158 = XS, 164/170 cl = S