Product Video The Caskstash is a water resistant zip pouch wallet, constructed of 5 oz 75D polyester taslan material, that is ready for adventure. Attach keys to it with the detachable key ring or slip it into your pocket while on a hike. This wallet is low profile and packed with function. Zip pouch wallet with metal key ring, main zip compartment with rope loop zip pull, one exterior mesh pocket with fabric overlap. Fabric: 5oz 100% 75D polyester taslan - water resistant Dimensions: 3.5” x 4.75"