Basic but dynamic and comfortable, the SENSIBELT has a stretch fit that keeps it snug and comfortable while running, so you've always got a water bottle close at hand. Dimensions: 40 x 18 x 11 L x W x D in cm. Volume: 0.54 liters. Weight: 40 g. Weight including accessories: 207 grams. Hydration solution included: Bottle included. Volume scale: 0L > 5L. Lining: 100% Polyester. Padding: 100% Polyurethane. Pockets: 100% Polyester. Body: 100% Polyamide. Foam: 100% Polyethylene. Front: 100% Polyester. Front insert: 100% Polyethylene. Front lining: 100% Polyester.