Heater Body Suit Orange Zipper Overlay (LW-RW-XTW)Overlays cover the top half of the Heater Body Suit to allow hunters to wear Blaze Orange. You'll notice that the Heater Body Suit has an extra set of zippers running along side the main zipper that you use to get in and out of the suit. With these zippers, you can attach the Overlays.Features of He..