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.Performance Stretch Boxer Briefs are made with a lightweight fabric that wick and cool for all day comfort and stretch to move with you.Tag-free for itch-free comfort.Our premium Comfort Flex® waistband is soft and stretchable. Traditional fly.No ride up.Convenient 4-Pack includes a bonus boxer brief.