Sportline Hydra Lite Pack: * Lightweight, low-profile design * Reflective and weather-resistant * 1-hand grip and sip * Includes 20-ounce BPA-free sport bottle * MP3 player storage with audio port * Fits up to a 46" waist * Measures: 4.50"L x 5.00"W x 7.75"H * Model# SB5701YE