The products in this line are made from RTV or drystone. The description for each product will state what it is made of.
RTV is a polyurethane rubber that does not shrink, have an odor or distort once cured. This product does not contain any latex and is great for those with latex allergies. The material is not affected by heat, cold or moisture and returns to its normal cured state if stored folded or bent.
Drystone is a polymer modified cement for casting detail parts. Drystone is durable and chip resistant and has a PSI of 10,000 as compared to plaster which only has a PSI of 2,000. When painting DO NOT wash and using a primer is not necessary.