Aquapac "Small Whanganui Waterproof Case (654) Guaranteed waterproof to 30ft/10m Also protects from dust, dirt and sand Like most of our cases itll float if you drop it in the drink The seams are high-frequency welded to form a super-strong bond The Aquaclip (a patented, ultra-secure, rustproof, injection-moulded plastic seal) opens and closes with a simple twist of two levers, and everything stays in one piece even when open