Gamblin Pigmented Wax Resin - 14 Grays by Gamblin Save Liquid error (product-badge line 32): Computation results to '-Infinity'% $41.50 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Pigmented Wax Resin Sticks (PWR) were developed at Buffalo State College Art Conservation Dept under the leadership of James Hamm with research performed by Christine McIntyre. Gamblin Conservation Colors was chosen to bring this wonderful material to the paintings conservator in the spirit of making your work easier and Talas is excited to offer this to our customers.Pigmented Wax/Resin (PWR) is ideal for filling losses in paintings. The material is easy to manipulate using moderately heated tools to quickly fill losses. The texture of canvas weave and paint can be impressed into the material to match the adjacent surface, or the fill can be sculpted. Cracks and other physical irregularities of an aged painting are easily replicated using dental tools.