Northeast Products Heat-A-Seat 17 Diameter Invision Camo/Black. The padded seat and backrest are made from InsulsoftTM a synthetic rubber that is waterproof and fire retardant. It can be used for a number of applications heat therapy includes treatment of edema and general pain. The HOST Heated Seat can be used wherever heat is needed and can provide instant heat in a pinch. Provides instant heat in a variety of temperatures using the incorporated heating elements. Use at home in the hospital or in an emergency. Transport a heat-a-seat to any location in the world using the insulated nut that is part of the heating element design. There is nothing to stop you from getting yours today Specifications for Northeast Products "heat-a-seat" 17" Diameter Invision Camo/black: Type/color: Invision camo/black Size/finish: 17" diameter Material: Insulsoft Other features: Super quiet insulated "hot seat" that stays quiet even in sub-zero temps.no batteries or chemicals Package Contents: Northeast Products "heat-a-seat" 17" Diameter Invision Camo/black The Northeast Products "heat-a-seat" 17" Diameter Invision Camo/black is a quality addition to the Northeast Products lineup. For more great deals on Lab Furniture & Bio-Hoods by Northeast Products please browse our page.