3D COMFORT POUCH: Our mens bamboo boxers have a hidden piece of elastic around the pouch to surround you and your boys perfectly, keeping everything neatly in place! STOP CHAFE: Located on the inseam of the underwear, the UltraGlyde friction resistant panels come with anti chafe technology, so they prevent leg ride up and stop those awkward moments of re-adjusting in public! BREATHABILITY: Ultra breathable and super soft bamboo fabric keeps you cool, the moisture wicking fabric removes sweat from the body keeping you cool and dry at all times. SUSTAINABLY GROWN: Step One cares for the environment. All our production processes are designed to minimise our impact on the environment. Step One uses Tanboocell branded Bamboo is organically grown without the use of any pesticides and is certified. Production of Step One Bamboo does not contribute to natural habitat loss or destruction. THICKER LEGS: Our Bamboo Boxer Brief is suitable for thicker legs. Step One bamboo underwear for men, in boxer short and trunk styles. Featuring a 3D Comfort Pouch - A hidden piece of elastic around the pouch to surround you perfectly and keep everything in place providing the ultimate in comfortable underwear all day long. UltraGlyde - Ride up resistant panels prevent leg ride and prevents chafing. Made from Super Soft Bamboo Viscose - Wicks away moisture, certified and produced in a close-loop system.