4" BEEF-FLAVORED RUBBER FETCH BALLS (2-PACK) – Upgrade from soggy tennis balls with beef-scented natural rubber dog balls designed to keep dogs engaged during fetch and play. TREAT-DISPENSING DESIGN FOR EXTRA ENGAGEMENT – Features a treat hole so you can add kibble or treats to turn fetch into an interactive enrichment activity. DURABLE NATURAL RUBBER – HIGH BOUNCE PERFORMANCE – Made from pet-safe natural rubber that retains its shape, bounces well, and stands up to energetic play and tough chewers. SAFETY AIR VENT FOR PEACE OF MIND – Built-in air vent helps allow airflow if the ball is fully in your dog’s mouth, adding an extra layer of safety during supervised play. MULTIPLE SIZE OPTIONS FOR ALL DOG BREEDS – Available in Medium (2.5”), Large (3”), and X-Large (4”) so you can choose the right size for your dog’s breed and play style.