This lightweight, simple, stepped cushion provides comfortable support and firm support. Its special construction combines a foam base for a comfortable fit and a reinforced board for firm support. The surface is water-resistant and easy to clean. The non-slip, durable material is used for the base. It can be stored inside or on top of the Hera Bag LT35(C). It includes a hook loop for attaching to the Hera Bag LT35(C) or Hera Backpack LT40(C).