The unique overhang on the diagonal opening keeps cards from falling out. Includes a recessed clear ID pocket (ID can't fall out). Can hold all currencies folded inside! Has a vertical pocket great for lip balm or flash drive. With the concealable swivel clip the wallet is attachable to any DayMakers ShoulderSafes or HipSafes. Optional Leash / Wrist Strap is included. 3/4" gusset allows for expansion and opens wide on the top. Dimensions: 3.25" x 4.75" x 0.75" , Weight: 2 oz. Material: Top grain cowhide, polyester lining - Any leather cleaner followed with conditioner is safe to use. Material: Polyester microfiber, polyester lining , easy care machine washable, gentle cycle, mild soap, cold water, and tumble air dry no heat. OK to use fabric protectant.