Defining modern underwear since the 1980s, Calvin Klein goes all things active with these mesh trunks. Breathable, moisture wicking and cooling – a new Infinity Bond stitch-free waistband adds superior comfort. 3 Pack 95% Polyester, 10% Elastane Moisture Wicking Quick Dry Infinity Bond Stitch-Free Waistband Ergonomic Seams Style Code: LV00NB45365GP