Retail Pack - 4 of each item 

EXTREMELY DURABLE — Arm & Hammer's Rock-N-Roller Tennis Ball toy is extremely durable, made for the most powerful chompers
KEEP YOUR DOG ENTERTAINED FOR HOURS — This toy will keep your dog entertained for hours, and helps redirect tough chewing into positive playing
FITS TENNIS BALL PERFECTLY — The center opening is the perfect fit for a tennis ball (tennis ball not included)
100% SAFE — Infused with baking soda, this chew toy is suitable for all dogs and puppies and is made with natural, non-toxic rubber