Medium 3" TireBiter Ball  w/Treat Station w/12" EXTRA 2 Knot Bone. Mammoth's TireBiter Ball with Rope are made from an advanced natural rubber formula and Flossy Chews EXTRA premium quality cotton-poly rope for long lasting play. These real tire tough favorites are fun and perfect for interactive playing, tossing and tugging. Great for dog engagement and enrichment.Insert small treats or kibble into the Treat Station dispensing hole for added playtime action. Toss. Tug. Play. Great for small to medium size dogs.