Show your patriotic spirit and save your seat with PocketSeat Inflatable Stadium Cushion. Lightweight .25mm PVC, superior strength, long-lasting durability. Folds to fit into Pocket, Purse or Backpack. 3-tiered rectangular design with center air-release chamber to prevent rocking. Inflates with 2-3 puffs of air by mouth. Self-sealing air intake valve for easy inflation. Easy to deflate and carry in a pocket, purse or backpack. GREAT GIFT IDEA for any sports fan, veteran, hunter, boater, hiker, traveler, mother with children in sports, and those suffering from lower back pain or tailbone pain. PERFECT STOCKING STUFFER!