Elmer's Acid-Free Foam Boards, 20 x 30 Inches, 3/16-Inch Thick, Bright White, 2-Count (902015)
Brand: Elmer's
Color: White
Protection from deterioration - Resists humidity and atmospheric pollutants
Bright white finish dramatically enhances colors of any artwork
Perfect for mounting posters and photographs
Smooth surface for a wide range of mediums
20 x 30 inch size - Pack of 2 bright white foam boards