Can't stop, won't stop. The Nike Essentials Micro Boxer Briefs provide the support and comfort you need to power through tough workouts. It's made with 4-way stretch fabric and sweat-wicking technology—so you can stay cool and stay moving. Fit & Design: Dri-FIT technology helps keep you dry and comfortable 4-way stretch provides optimal comfort and lets you move freely Wide hems help keep underwear in place Flat seams feel smooth against your skin