Unisex On Ultra Vest 5L brooks Reflective design logo on the

Reflective design logo on the left side of the chest

Made with our patented OOfoam™

The Universal Strapping System™ and recycled polyester webbing supports your foot and stands up to abuse

A triangular underfoot arch pattern supports your medial and lateral sides and lets you wear your socks on either foot

Mix the contents of each sachet with 500 ml of water and shake well until dissolved

Unisex On Ultra Vest 5L brooks Reflective design logo on theA lightweight, 5 litre trail running vest for short medium distances. Includes a built in hydration system and customisable fit. Tested by the best With a 5 liter capacity, this high performance vest was built for shorter distances. Tested and trialed by our elite team of trail athletes, its thoughtful, minimalist design ensures a seamless experience on any trail, whether racing, training or chasing the high. Optimized for stability Ultralight yet