Nathan Trail Mix Plus Hydration Running Belt with Insulated Flask and Storage Pockets — Lightweight Water Bottle Waist Pack for Walking & Hiking

- Sizing & Fit: One-size design accommodates most runners, offering a comfortable, secure waist fit for training and outings. - Product Purpose: Nathan engineers running essentials with thoughtful features and durable materials to support improved performance mile after mile. - Functional Hydration: Classic running belt with flask—Trail Mix Plus 3.0 incorporates upgraded fabrics and redesigned pockets, plus a secure one-handed flask holster and no-bounce technology to keep it stable while moving. - Smart Storage & Design: Large expandable front zip pocket fits most smartphones, exterior mesh stash pocket for quick access, dual side shock cords with tension locks, and elastic keepers for excess straps; purpose-built as a runner's waist pack. - Specs: Weight without flask 8 oz; weight with flask 10 oz; storage capacity 0.5 L (30.5 cu in); ideal as a lightweight running waist pack.