The North Face Reaxion Redbox T-Shirt The Reaxion Redbox T-Shirt is a great all-round training tee that'll keep you fresh as you work up a sweat. It's made with FlashDry fabric that wicks moisture away from your skin, so you stay cool and dry. Wear the authentic The North Face logo loud and proud on the back. Enriched with FlashDry technology, the Reaxion Redbox Tee offers enhanced moisture management and quick-drying properties to keep you feeling dry and comfortable throughout training sessions. This quick-drying fabric moves moisture to the surface where it can be quickly evaporated to reduce weight from damp fabrics so you can continue moving light and fast when things heat up. A regular fit ensures easy, comfortable style for added comfort during wear.