Sport Belt for Samsing Exhibit and More (Fits Most Smartphones and MP3 players) Waist belt fits up to 55 in waist. (Extensions straps are available) Fits Droid Razr and most other smartphones and MP3 players Belt pocket accommodates devices up to 12cm x 7cm securely. Belt pocket is specially designed to accommodate headphone jacks, reducing wire stress Double strap waist technology secures your device while supporting your posture