Nike Challenger Waist Pack Large Running Outdoor The Nike Challenger Waistpack is a nice running bum bag with an adjustable elastic belt. You can safely store gels, keys, cards and other personal belongings in the front zippered compartment. During runs at dusk or in the dark, the reflective Nike Swoosh logo makes you stand out better. - Smooth, lightweight fabric offers comfort - Adjustable strap with buckle closure for a secure fit - Zippered main compartment is spacious to store your belongings - Zippered front pocket for extra storage - Mesh at the back for ventilation - Reflective details for low-light visibility - Dimensions: 12in L x 6in W (approx.) - Material composition: 65% Nylon, 35% Polyester Great for running, hiking, biking and anything outdoors. Brand New with tags.