Ruffwear Gnawt-A-Cone - Central Oregon's Ponderosa pine trees offer a bounty for pinecone-obsessed canines, as well as inspiration for Ruffwear's Gnawt-A-Cone. This resilient, natural rubber toy resembles the popular Pacific Northwest token, but it's designed to engage and reward our canine friends. Its faceted surface massages gums, creates a fun, erratic bounce, and its easy-to-clean internal chamber holds peanut butter or large treats. Durable, chew-resistant Erratic bounce for engaging fetch Faceted surface for gum-massaging Made from natural rubber, a renewable, sustainable resource Easy-to-clean inner chamber can hold large biscuits or peanut butter