Boardwalk Standard foil roll in silver color is made of aluminum material and conveniently dispense one at a time. Roll measuring 500′ x 18″ is 16-micron thick and consists of a cutter box.. Thickness: 16 micron. Includes cutter box per case.100% recyclable. Grade: Extra standard. Boardwalk Standard foil roll measuring 500′ x 18″ in silver color is 100 percent recyclable.