Slice-proof adjustable 29" to 49" strap with a pair of steel cables. Zipper security leash extends from the main compartment to secure the outside zippers. Supersize front zipper pocket with oversized lining for bulky objects with a double ended leash for keys and optional DayMaker wallet. The large outer open pocket has a smart phone drop-in pocket. An open pocket on each end for umbrella, sunglasses or .5L water bottle (water bottle will fit if the side of the bag has room to expand inward). This model includes an organizer on front (6 card slots, 3 drop in pockets, a large zipper pocket and a pen slot). Inside is a super-sized, pleated zipper pocket that is as tall and wide as the bag and two handy pleated drop in pockets, 1 large and 1 small. Being organized is a key to being safe - the less you are searching the more you are aware of your surroundings. Dimensions: 9.25" x 8.25" x 3.75" , Weight: 24.1 oz. Material: Top grain cowhide, polyester lining , Any leather cleaner followed with conditioner is safe to use.