The USWE 21 Zulo Waist Belt is designed for race conditions with an ergonomic fit. It features a single-buckle secure suspension strap to keep it stable and prevent bouncing. The belt includes a 1-liter Elite bladder with a Plug-N-Play coupling and a magnetic clip for the drink tube, ensuring it stays in place and is easily accessible. The bladder can hold hot or cold water and is freezer-friendly. Additionally, the belt offers a multi-organizer pocket and two extra stash pockets for convenient storage.