The KONG Aqua, formerly the Cool KONG, is a floating retrieval toy that promotes fun and exercise both in and out of water. The Aqua has a foam core that keeps it floating while your dog swims out to fetch it.
Floats for endless water fun
Great for retriever training
Long distance throw rope
Available in two sizes; M and L
 
Medium =15 - 35 lbs
Large = 30 - 65 lbs