Volcom Performance Sport Active-Wear men's boxer briefs are created to feel good on and off the field. Designed with the highest quality Fabric, for performance, durability, comfort-ability and extreme conditions. <p>Volcom Sports Performance Poly Spandex Boxer Briefs underwear is Designed to Maximize your daily comfort by controlling Odors and Reducing Friction. It is Constructed with Cooling Fibers that Wick away Moisture and Maximize your Freedom of Movement.<li> COOLING FIBERS.</li><li> LOW FRICTION.</li><li> FAST DRYING- Keeps you dry during activities.</li><li> WICKING- Draws sweat away from your body.</li><li> ODOR CONTROL.</li><li> LIGHT WEIGHT.</li><li> Size chart: Small 28-30, Medium 32-34, Large 36-38, X-Large 40-42