PROTOLINA™ is a professional-grade, sulfur-free, non-hardening, modeling clay. The #1 Smart Choice for prototyping, model-making, and mold construction.
- 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
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