Description U-POL Onion Mixing Board Multilayered Mixing Palette ON/1 U-POL Onion Board is a rigid filler mixing board, or mixing palette, with integrated thumb-hole, so that you can conveniently grip it like an artists palette. Each Onion board contains 100 tear-off sheets of special chemically resistant, non-absorbing paper. Clean solution for the mixing filler pastes and materials. Reduces pin holing. Specially formulated paper avoids soaking up resins and solvents. Paper is bonded on 3 sides to keep it smooth and stable in use. Simply tear off and discard used sheet. It’s great for mixing 2-part fillers, epoxies, and putty. When you are finished, just tear it off and the next sheet is clean and ready for use. It a quick, clean and convenient solution for mixing 2-part fillers. Stop wasting time looking for old bits of cardboard which soak up the the resin in the filler, or, wasting time cleaning your plastic mixing pads. Get a new, clean mixing surface in seconds. Decorators who try them, say they will never go back to their old ways of mixing 2-part fillers. The U-POL Onion board measures 11.5 x 10 inches, the mixing pad area measures 8.5 x 10 inches.