Sierra Auto Tops Mercedes 1990-2002 SL Series (R129) Convertible Top, Stayfast Canvas, Black Premium quality Haartz Stayfast cloth topping material with black inner lining 3 DOT rated heavy 50 gauge sewn-in tinted plastic windows with finish piping Deck seams are teat-sealed as original without tape Windows are double stitched and include finish trim piping on the outside Window areas are reinforced on the inside for added durability