Gator introduces two new stretchy Keyboard Covers, the GKC-1540 for 61 and 76 note keyboards, and the GKC-1648 for 88 note keyboards. These exciting new dust covers are constructed of incredibly stretchy lycra/spandex. An adjustable shock cord is designed to assure a snug, skin-like fit. Stretchy Gator Keyboard covers protect your keyboard from dust-related damage with amazing style.