The Diestco Armrest Pocket Bag's smaller size allows it to work on manual wheelchairs without wheel interference. This can also be used on scooters and pwer chairs. Store your keys, cell phones, wallets, etc. - Dimensions: 11"W x 5"L x 3"D - Made of water-resistant nylon Customize your mobility equipment with accessories by Diestco Manufacturing. Shop with confidence at Ramp Warehouse - always free shipping, no sales tax and lowest price guaranteed! Free Shipping No Sales Tax Lowest Price Guaranteed