Kaytee Lava Bites 108ct (36 x 3ct) are tasty, tantalizing, teething triangles made of all natural lava stone. A clean and sanitary way to satisfy your pet's chewing activity. The genuine volcanic rock is ideal for gnawing pets to keep their teeth clean, healthy and trim. These triangles are the perfect size and shape for critters to chew. Set of 3 colorful Lava Bites are each 3" long and pre-drilled for use on any Super Pet Ka-Bob Treat Dispensers. Perfect for chinchillas, hamsters, gerbils and other furry friends.