These tight and long bamboo boxers sport trunks for guys offer supportive comfort combined with ease of movement makes the BUMBUK underwear brand comparable to any mens designer underwear. The bamboo pants go down to the knee, preferred by atheletic guys and office workers alike. The organic bamboo fabric is ultra soft and eco-friendly with supportive pouch for the package so it is breatheable for working out. Bamboo is naturally anti-bacterial, softer and more absorbent than cotton. This item is also available together with our sleeveless bamboo jersey.