Dimensions - 32.5cm (12.8 inches wide x 18cm), perfect size for a compact and lightweight carrying solution that meets your walking bag and wheelchair requirements. Waterproof - The wheelchair storage bag is made of durable nylon. Versatile, waterproof material for quick drying bags. The main compartment has a full zipper and provides a safe and private space. Versatile - Wheelchair Accessories Storage bag for wheelchair bags with zipped compartment and 3 open pockets for many items, pill box, water bottle, etc. Reflective - This product contains reflective strips. A reflective strip on the back of the wheelchair accessories increases visibility at night and increases safety. Convenient to use - This wheelchair accessory bag allows options and flexibility to organize any chair. Pouch easily attaches to armrest, backrest or other supporting parts on most scooters and mobility devices..