For Diy Projects: These 9cm half ball foam pieces are perfect for diy crafts. Ideal for painting, writing, and various craft projects Material: Made from foam material, these foam balls are lightweight yet sturdy, ensuring long-lasting use without breaking or crumbling Versatile Use: Perfect for christmas, winter, and new year decorations, these foam balls can be painted, colored, pinned, and glued, making them great for all ages Ideal for Flower Arrangements: These smooth foam balls are excellent accessories for flower arrangements, providing a stable base for your creative designs Wide Application: These foam balls are not only great for diy crafts but also perfect for school projects, home decorations, and party ornaments, providing endless creative possibilities