Whether worn around the waist or as a crossbody the bum bag is the perfect hands free bag for all of your essential items. A classic brown leather that goes with everything. Leather exterior; linen interior. Fits a phone, wallet, keys and more. Adjustable strap to convert from shoulder bag to waist bag. Bag and strap measure 44” long when strap is at its longest length. 9" (W) x 3.5" (T) x 4" (D). Second picture shows size of bag on model.