3 Piece, 11.5" x 17.125" x 2.25", White, Peel-A-Liner, For A QT Metal Paint Tray, Each Unit Has 3 Separate & Clean Uses, 2 Built In Peelable Liners & 1 Rigid Plastic Liner, Easy To Remove & Make For A No Mess, Easy Clean Up, Save Excess Paint By Squeezing Paint Back Into Can, Save Your Roller Cover By Using The Peelable Liner As A Roller Keeper To Keep It Moist For Up To 5 Days.