Lowest price:$29.97Description: The Nathan X-Trainer Mutation hydration waist pack is designed to encourage intense exertion in all elements to help bring your performance to the next level. It comes with a 22-oz hydration bottle and a 5-oz nutrition flask in the horizontal side holster. It also includes a shock cord with a 1-pull tension lock for a jacket or gloves. Features Dual XTS cradles, reinforced with ultra-light Tech Mesh Insulated holster allows access from right or left side 22-oz hydration bottle 5-oz nutrition flask in horizontal side holster Dimensional Power Stretch mesh pocket expands to hold items snugly in place Shock cord with 1-pull tension lock for jacket or gloves Lightweight, breathable Wall Mesh with soft perimeter binding back panel and waistbelt Limited-stretch mesh elasticized waistbelt Fits 26-in to 42-in waists