Enhance your golf swing with the ArmAlarm Improve Arm & Wrist Structure Golf Swing Training Aid. This device is designed to help you improve your arm and wrist structure while practicing your swing. It is made by Why G? Lf, a trusted brand in the golf industry, and is perfect for golf enthusiasts of all levels. This training aid comes in a damaged box but is still functional. It measures 6.38 x 2.44 x 1.5 inches and weighs 0.1 kilograms. It is best for swing practice and has received 4.1 out of 5 stars in customer reviews. This item is a great addition to any golf training aid collection and is sure to help you improve your game.