You wear a phone on your belt. Now your wallet can be worn the same secure way instead of weighing down your pockets and tearing the linings. Civilian Lab use a military grade stainless steel belt clip with a tip that hooks under the belt edge and makes it difficult to snatch.

Turned around and worn inside your waistband it is virtually unreachable by theives and totally covert. The Kevlar version is hard wearing and looks good too.