Considered to be the most curiously durable "funny bone" on the market,this best-selling, all-time favourite offers chewy goodness for moderatechewers. Available in 3 sizes for every sized dog. Give a dog a bone - anOrbee Bone! ?Size: XSmall (80mm), Small (125mm), Medium (165mm), Large(200mm) - Chew-o-meter: rated 3 out of 5