4 Pack 4-Way-Stretch Waffle Knit Fabric Boxers for Men - Superior Stretch and Comfort for All Day - Everyday Wear Sizing: Small: 28-30; Medium 32-34; Large 36-38; X-Large: 40-42; XX-Large 44-46; 3XL 48-50 Quick Dry for Travel or Day-to-Day Wear Buttonless Fly - Engineered to pass the Wiggle Test (Go ahead Dance with Your Pants Off) Lightweight Breathable Fabric with a Relaxed fit through the Waist and Thighs Travel. Live. Breathe. In Bolter performance boxers with buttonless fly. Quick dry nylon spandex fabric allow for washing on the go. Bolter's unique button free fly was designed to pass the wiggle test. Stay secure while having easy grab and go access to your fly opening. The 4-way stretch of our waffle knit fabric allows for maximum comfort and flexibility for your active day. Roomier in the thighs and seat -- you'll be tossing those old undies for our popular 94% Nylon 6% Spandex waffle knit breathable fabric. Brushed inside waist band for softer feel around the waist. Tagless inner label to increase the comfort even further. Easy washing and drying fabric. Get out and travel. Eliminate swamp bum. Move with confidence in Bolter Performance Boxers.