The boxers and undershirt are used as underwear in warm and temperate climates. Boxers are thigh length boxer style with rectangular back panel. It also has a cut-on fly and an elastic waistband The undershirt has quater length sleeves with a crew collar. Both made of knitted cotton cloth they are both olive green in color. Boxers weigh 0.1KG (.22 lb)and the undershirt weighs 0.07 KG (0.15 lb. Boxer size ranges 26 thru 52in in 2 in. increments. The undershirts range from XXS-XXXL.