Jumbler FlingerKONG Jumbler Flinger’s rolling interior tennis ball and loud squeak spark tug-and-fetch fun with an aerodynamic toy with a big bounce that launches dogs into tons of healthy, active fun.This durable Jumbler is built to last through tough play sessions with a shape that makes tugging, shaking—and flinging—easy for long-lasting rounds of interactive play.Internal tumbling ball and squeaker spark playIdeal for interactive tug-and-fetch funLoud squeak keeps exciting play goingDurable toy for long-lasting actionAerodynamic shape and big bounce promote active play