From Veer, this air pad feature: Add cushioned comfort to your rest stop Air Pad is Veer's self-inflating play pad and basecamp cushion that uses large, safe valves for quick and easy inflation Air Pad sits under basecamp to provide a safe buffer or is used by itself on rugged terrain to create a soft play surface When used with Basecamp, a knee pad "welcome mat" in front provides comfortable in-out for kids or knee cushion for parents. Air Pad attaches to cruiser for hands-free transport with a bag virtually identical to Basecamp's bag Includes Cruiser clips Dimensions: Thickness: .75" 54" L (including 11" knee pad) x 56" W (perfectly fits under the Basecamp) (in Storage Bag): 13" L x 8" D Weight: 3.5 lbs Imported.