White styrene plastic in 14" strips.
Styrene plastic I beams are used to build plastic models, prototypes, costuming, miniature furniture, sculptures and more. Use a plastic cement to bond styrene to other similar plastics. Use a CA glue or epoxy to glue to dissimilar surfaces such as metal, wood or glass. Styrene I beams cut easily with a sharp razor blade, larger pieces a saw may be recommended.