Check the listing for details. Callaway Kickback Putt Training Electronic Golf Ball Retrieval Aid Tested Green. Color: Black, Condition: Used, Made in China. Listed at 12.95 USD. The Callaway Kickback Putt Training Electronic Golf Ball Retrieval Aid is a sleek black device designed for adults looking to improve their putting skills on the golf course. Made of plastic and metal, this portable putting cup Aid is suitable for both indoor and outdoor use. With its Callaway brand reputation and innovative electronic retrieval feature, it is the perfect tool for honing your putting technique and conveniently retrieving balls for practice sessions. Whether you're a beginner or a seasoned golfer, this product is sure to help you enhance your game and enjoy a more realistic training experience. Some scuff marks on the green velvet, but in otherwise fantastic condition. Fully tested and functional.