1 LB. NATURAL PROTOLINA™ | NON-HARDENING MODELING CLAY FOR PROTOTYPING | VARIOUS STYLES

  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.