Bone for Pups Specially formulated Orbee-Tuff® material makes this toy perfect for little chompers. Durable enough to withstand the teething habits of a pup, yet soft enough to be gentle on a pup's teeth. Like no other pup chew toy around, ours are minty, buoyant, recyclable and 100% guaranteed. Non-toxic, recyclable and rinses clean. Made in the U.S.A. small pup: 3˝" long large pup: 5" long