PROTOLINA is a professional-grade, sulfur-free, non-hardening, modeling clay. The #1 Smart Choice for prototyping, model-making, and mold construction.
Non-Toxic
Sulfur-free
Reusable / Non-hardening
Smooth consistency
Great for details
Ideal for sculptors!
Keeps shape under higher temperatures
Ideal for silicone-rubber mold-making
1 LB natural and 2 LB gray-green bars are available in Soft, Medium, and Firm
Due to the many variations in monitors and browsers, colors may appear slightly different on different computer screens. Compatible with silicone mold compounds. May be heated to 60C to soften.