PT Flex 20 Liquid Rubber is a rapid-curing rubber with a flexibility rating of 20 shore A, designed specifically for prototyping and model-making purposes. It proves highly effective in casting a wide range of items, including decorative objects, production parts, tools, models, patterns, duplicate masters, and more. By incorporating Poly Colour Dyes or Polyurethane Pigments, PT Flex 20 offers the versatility to produce parts in a spectrum of colors to meet diverse aesthetic requirements.