This Booda Bonkers wobbel durable toy is made from unique GatorTech amphibious material making it great for land or water play. Booda Bonkers were designed for ultimate playtime fun, these unique materials combine the flexible nature of foam with fun durable materials and unique play options. Whether they are loaded with wonky balls which will pop out on impact when thrown, or played with empty. Useful for dog only. Available in assorted color.