Brand Name: Ace *Length: 10-1/2 in. *Width: 4-1/2 in. *Grit: 120 Grit *Grit Type: Extra Fine *Material: Silicon Carbide*Product Type: Drywall Sanding Sheet *Number in Package: 6 pk *Recommended Surface: Joint Compounds - Spackling - Drywall - Paint *Wet or Dry: Dry