The 2UNDR Flow Shift Boxers are ready for your hardest workouts. These performance boxers are cut from ultralight and quick-drying materials with perforations all over to keep you cool and dry. The patented Joey Pouch® construction supports your equipment while a flatlock seam construction feels smooth against the skin for chafe-free comfort. Details: Patented Joey Pouch® for support and comfort No-Drip-Tip™ with hydrophobic membrane for a dry environment Premium 40 mm roll-resistant waistband Tagless, mid-rise, athletic boxer brief Signature quick access front fly Smooth, chafe-free, flatlock seam construction Quick drying, lightweight performance Poly/Modal blend All-over perforation for dissipation of sweat and added breathability