Tim Holtz - Yupo Paper White (Includes 10 Sheets). Tim Holtz Alcohol Ink Yupo is a versatile surface especially suited for alcohol ink & mixed media techniques using Tim Holtz Alcohol Inks, Mixatives, and Blending Solution. This smooth, synthetic surface is  White 86 lb. heavyweight that resists buckling and dries quickly. Each pack includes 10 - 5" x 7" non-porous and water resistant sheets. • Use with Tim Holtz Alcohol Inks