72" x 500' Lay Flat VCI Sheeting - Ferrous Yellow provide convenient and proven protection against corrosion damage for metals in shipping and storage. 72" x 500' Lay Flat VCI Sheeting - Ferrous Yellow - 1/RL protects clean metals for years when used correctly and are utilized within three years of receipt. Not intended for outdoor use. These bags are gusseted, allowing them to stand upright, making your storage solution simple.