Foam Buttons. Button up your craft projects with this bright colored self-adhesive foam button assortment. Complete with holes for threading onto material, if that's where your creativity takes you, these delightful foam buttons come in 5 assorted shapes and colors including stars, octagons, squares, triangles and circles. The material and bright colors make them a great accessory for scrapbooking or even classroom craft time. (500 pcs. per unit) 1"