Specification: Men's boxer briefs are made of polyester, the weight is 3.84 Oz, lightweight, breathable, and have just the right amount of stretch. Size: XS, S, M, L, XL, XXL, 3XL, 4XL, 5XL.Please calculate your size based on the measurement chart below. Design: Designed for fashion men, stylish and personalized. Lightweight fabrication for a comfortable fit, make your legs feel fit, no riding up, no sliding down. Mens boxer briefs covered black nylon elastic waistband ensures consistent comfort throughout, the waistband will not roll down. Briefs underwear for men is perfect for home, workout, travel, work. All-day comfort long-lasting colors resist fading and stay vibrant after multiple washes.