BUILT Neoprene Sleeve for all iPhones, Mini Dot Navy BUILT Neoprene Sleeve for all iPhones, Mini Dot Navy Made of durable Neoprene (the wetsuit material) backed by a plush inner lining designed to safeguard the contents Form-fitting design secures iPhone 5, iPhone 4S or iPhone 4 in place Elastic opening and bottom grips provide easy access to iPhone 5, iPhone 4S or iPhone 4 Measures 5-1/4-inches by 3-inches by 1/2-inch