What is inflatable water pillow? Inflatable water pillow is a big inflated bag for extreme water sport or slowing down cushion for extreme sport landing, which means that it can be played on the water and the land. On the water, just place the water pillow on the water surface, one guy sit on one side of the pillow, the other one jump from a certain height platform into the water pillow, while jumping, he can do any tricks to make it funnier. On the land, just place the pillow on a big and flat place for players landing. The pillow is with high tenacity and elasticity to ensure the safety and excitement of the player.