... perfect for display 3.professional fossil factory 4.FRP, resin 5.OEM 1. FRP gomphotherium animal mastodons skeleton exhibition (1)The ... , and then combined.(2)The main raw materials are FRP and resin. Supplementary materials are gypsum, rubber.(3)Dinosaur ... fossils can be preserved for many years.2. details of FRP dinosaur fossil model for exhibition BrandArt SpaceMaterialSteel, fiberglass, rubber, ...