Floating and waterproof case ideal for protecting your personal belongings from water, such as your cell phone or car keys. Exterior dimensions 23.8 x 12.7 x 5 cm. Exterior dimensions 19.8 x 9.8 x 4 cm. Easy and airtight closure. Internal protective foam. Transparent top cover. Adjustable strap. Floating device, not to be submerged deeply.