Made with 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.
These rivers are approx. 1.75 inches in width with the overall piece (including river banks) approx. 2.5 inches wide.