Features: 3 SIZES3 sizes for you to choose, S/M/L. Their girths are about 58cm/22.83inch, 61cm/24.02inch, 66cm/25.98inch, suitable for men and women. The connection design allows you to conveniently adjust the position of the items. HIGH ELASTICIt is made of nylon knitted fabric with high elasticity and excellent comfort. It fits snugly around your waist without constricting and doesnt shake when you run. SLIM BREATHABLEIt is super slim, the belt adapts to your body and is designed to fit snugly so you can walk without feeling your belongings. The knitted fabric has good air permeability and absorbs sweat. LARGE CAPACITYObjects can be placed in a circle around the waist bag, large capacity, storage of water bottles, keys, tissues, earphones, bank cards, mobile phones. One-handed access to items while running. WIDE APPLICATIONIt is designed for sports scenes, suitable for running, jogging, hiking, dog walking, biking, mountaineering, camping, fishing and other outdoor sports, lightweight and portable. Specifications: Color: black, gray Material: nylon Size: S/M/L S tiled size: (L x W) about 30 x 13cm/11.81 x 5.12inch M tiled size: (L x W) about 32.5 x 13cm/12.80 x 5.12inch L tiled size: (L x W) about 35 x 13cm/13.78 x 5.12inch Size Circumference Fits Boys Weight Fits Girls Weight S 58cm/22.83inch 100-130 catties 80-110 catties M 61cm/24.02inch 130-150 catties 110-130 catties L 66cm/25.98inch 150-190 catties 130-160 catties Package Includes: 1pc x Running waist pack Note: 1. Due to the light and screen difference, the items color may be slightly different from the pictures. 2. Please allow 0.5-2 cm differences due to manual measurement.