Otterbox Australia Authorised Seller | Buy Otterbox Rugged Cases with warranty. Free delivery Australia Wide. Otterbox is a well known smart phone and tablet rugged case manufacturer. Specialising in multi layered tough case, providing extreme protection for iPhone, Samsung smart phone, tablets and iPads against drop. Popular models include, i.e. Otterbox Defender series (with built-in screenguard), Commuter series, Symmetry range and other accessories like screen guards.