Specialty Resin & Chemical Cast-A-Stampo 25T RTV (1 gallone) | 2 Parti Liquido Sil...

Premium Quality Silicone Rubber: Cast-A-Mold 25T is a tin cured room-temperature-vulcanizing (RTV) silicone casting rubber. You can use it to create high-strength, heat-resistant, flexible rubber mold for a wide variety of projects.

eBay