Although we use fabric certified by the Fire Retardant Association, we have not obtained certification as a piano cover product. This is a special cover for Yamaha Grand Piano C1. Compatible models/C1X, C1TD, C1, C1L, G1B, G1E, GC1S, GC1SG, GC1SN (Compatible with pianos with serial numbers 4.9 million and above) Material/Wind weave 100% polyester, flame retardant, soft feel, blackout
