Sanding Belt, Width 3 In., Length 21 In., Abrasive Type Coated, Abrasive Material Aluminum Oxide, Grit 60, Grade Medium, Series 340D, Color Brown, Backing Weight X, Backing Material Cloth, Package Quantity 50 For industrial/occupational use only. Not for consumer sale or use. 3M Safety Data Sheet’s (SDS) are available on the 3M website at www.3M.com/sds