Exervo Nimbus EnduraBead Pro High Density Foam Roller 36" x 6" Half Round, Black 5 year warranty- made in USA. Precision crafted, heat molded high performance foam for exceptional durability100% polyethylene EnduraBead molded bead construction. Will not go out of round Nefitco Firmness Scale: Extra Firm, Level 5 half foam roller for focused, highly stable massage pressure. Measures 36"L x 6" half round Look for the Nefitco exclusive Exervo brand for authentic EnduraBead rollers Recommended for users needing very firm and deep massage pressure. Commercial grade. Supplier to sports teams, schools, therapists, chiropractors & individuals. Veteran owned business