Hydration Running Fuel Belt Waist Packs - Best for Exercise / Workout - Adjustable, Expandable, & Washable - Lots of Storage - Great for Hiking, Biking, Travel, and Outdoor Activity - 100% Guarantee Durable canvas and adjustable waist band with secure buckle clip. Includes a front pouch to firmly hold your own water bottle or sports drink of your choice. Also includes 5 pockets, with the largest zipper pocket measuring 10.5" wide and 5" tall. Large capacity storage to easily carry your necessities for your exercise or travel adventure. You are Backed by Our Lifetime Warranty too!