POCKETSEAT Inflatable Chair Cushion - Black 13x10x1.5" SUPERB COMFORT! LIGHT WEIGHT! Constructed of Durable yet Flexible .25mm PVC Folds or Rolls Up for Compact Storage in Pocket, Purse, Backpack Inflates to Large 13" x 10" x1.52" with 2-3 Puffs of Air TRY ONE TODAY!