Once Advantage XD is applied

Patent Pending

Pet and Kid Safe even if ingested

Dried Aspergillus niger fermentation extract

Omega-6/Omega-3 Fatty Acid Ratio: 10:1

KONG Signature Balls 4-Pk Brand_Radio Systems Corporation Once Advantage XD is appliedKONG Signature Ball 4 Pack delivers four different flavors of fetch, each with a unique texture for high flying variety to keep pups playing. These super sturdy, ultra bouncy balls offer long lasting action, satisfying dogs chasing and retrieving instincts with tons of healthy exercise. Some squeak, some do not. Special felt on KONG Signature Sport Ball is gentler on teeth and gums than regular tennis balls for safer play. 4 different balls for