Our Backbone Case Size #10 is the perfect size for small devices, such as mobile phones, small digital cameras, portable GPS units and MP3 players. * Product Material: Ballistic * Product Weight: 0.35 lbs. * All-weather protective carrying solution - features weather resistant zippers with sure-pull grips and weather resistant fabric. * Strong flex-clip design rotates 360 degrees and locks in 8 positions for ultimate comfort and versatility * Comfortable to wear on backpack shoulder straps, belts or waistbands up to 2 3/8