Black Quilted Cover for Yamaha C5 Grand Pianos with Side Slits. Custom made cover for Yamaha Grand Pianos. This cover will fit the 6'7 model C5 grand pianos. Our covers are made in the United States using only the highest quality materials. We have a video which shows more details about our custom piano covers.Our standard black quilted covers are made with material that combines a black nylon face material with an inner material of white poly cotton flannel. Thickness is 3/8" and the quilting pattern is 4". The covers come standard with side slits so the front of the cover can be folded back for playing without having to remove the whole cover. The item "Yamaha Quilted Grand Piano Cover For 6'7 Yamaha Model C5 Black" is in sale since Friday, August 12, 2016. This item is in the category "Musical Instruments & Gear\Pianos, Keyboards & Organs\Parts & Accessories\Other Parts". The seller is "howardpianoind" and is located in Hamilton, Ohio. This item can be shipped worldwide.