... ,with pump3)EC,ISO,FUV,FDA4) OEM weclomea. little tubular air cushion applied above the excreta hole,wich can disperse the ... pressure of the hipsb.The little air cushion can be push and pull easily,making the operation ... side heat technology appliedd.TOshiba electric motor applied in the air pump. cheap Air Mattress with excreta hole with function for Preventing Bedsore