One 3 inch by 50 foot Piano Keys Poly Streamer. Our Piano Keys Poly Streamer is made of an all-weather plastic material, which lets you decorate indoors and out. This fun streamer features traditional black and white piano keys, so you can tickle the ivories almost anywhere. Stretch it across walls, chairs, and porches to jazz things up. You can even use it to tie a festive bow on a special gift. Our Piano Keys Poly Streamer has endless possibilities, and it's perfect for musical themes, rock star celebrations, Roaring Twenties parties, and more!