FreshIQ advanced odor protection technology attacks the odor-causing bacteria in your clothing that causes your underwear and socks to smell - so now you can feel fresh all day. X-Temp technology is designed to adapt to your temperature and activity to keep you cool and dry for all day comfort. A touch of spandex provides stretch for move-with-you comfort. Moisture-wicking technology keeps you cool and dry. Tag-free for itch-free comfort. Comfort Flex waistband is soft and stretchable. Traditional fly. Available in a convenient 4-pack of assorted colors.