EASE OF USE: Set your own four-digit combination for keyless convenience; Secure safe to a fixed object with the cable DURABLE DESIGN: Portable safe is constructed to be water-resistant; Shock absorbing foam lines the interior and includes ear bud/charging cable access port so you can conveniently listen to music or charge devices while stored SPECIFICATIONS: External dimensions: 2-1/4 in. H x 9-17/32 in. W x 4-59/64 D; Internal dimensions: 1-1/4 in. H x 8-1/8 in. W x 3-1/2 in. D International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.