Specification: Size:3.3*1.5cm/1.3 * 0.6 inch , Fits Almost All Putter Grip End. Click on it when Needed to Open it Automatically. It's Small and Convenient, and Easy to Carry to Wherever You Go. Simple to Use, it Fits on Golf Putter Grips with a Solid Base to Screw Into. Easy to Use:The Golf Ball Pickup Grabber Ball Retriever is an Easy-to-Use Golf Accessories, Just need Install 3 little Screws that Secure it to the End of Your Putter, Flip Open and Folds Down Out of the Way so not to Interfere with Your Putting, Attaches Easily to Almost Every Golf Putter;. Design and Function:The Golf Ball Pick Up Retriever is Specifically Engineered to Retrieve Your Golf Ball after a Putt has been Made. And the Claw Design is to Make Picking the Ball up Seem Effortless. No Need to Bend Over to Retrieve the Ball any more, Which will Protect Your Back and Knee;. Durable and Lightweight:The Golf Back Saver Ball Claw is Made of High Quality Folded Synthetic Material, Durable and Secure,Collapsible Three-Pronged Design that Secure it to the End of Your Putter. Lightweight and Handy to Carry, and Easily Attaches to the End of a Putter Grip;.