... Bright Red, Coral Red, Burgundy Red, Coffee *Gray : Light Gray, Great Wall Gray, Deep Gray , Dark Gray 5.Normal sizes: *Thickness: 15 ... , little wastemuch wasting water, stone material is limited, causing great damage to environmentlimited good silicon11Light pollutionno, matte surfacenohigh,dazzling TERRACOTTA ... color and surface give the designer more choice. Curtain Wall Material-Terracotta Panel