"All Hail Yellow Giraffe" This guy has his own fan club so popular is he.... The burst of yellow is guaranteed to brighten and add a sense of fun to any space.... Bad Ass Cushion covers are premium quality, the material is a linen cotton mix and machine washable at 30 degrees. The designs are created by dye sublimation technology that heats and dyes the image onto the fabric providing a washable and wear resistant finish. The covers are a standard size 45cm x 45cm with a zipper.