Introducing the exclusive ZF Boxer Briefs. Stay focused on your training goals. Our Men's boxer briefs move with you for exceptional comfort during your toughest workouts. Fabric wicks sweat to help you stay cool and dry 90% Polyester 10% Spandex Breathable for added comfort during activity 4-Way Stretch for mobility and comfort Comfort waistband moves with you 4 inch and 6 inch inseam No ride up Tag-less Traditional fly