Full view of your eyes, shoulders, shaft, putter face, and arms. Lines to make sure you are aimed at your target and that your putter face is square to that line. Built in Gate Drills to test how your stroke is performing, and make quick adjustments. It is extra durable; made of polycarbonate (like bulletproof glass), with a scratch resistant clear coat and non-skid polyethylene base. Carry case included. Full view of your eyes, shoulders, shaft, putter face, and arms. Lines to make sure you are aimed at your target and that your putter face is square to that line. Built in Gate Drills to test how your stroke is performing, and make quick adjustments. It is extra durable; made of polycarbonate (like bulletproof glass), with a scratch resistant clear coat and non-skid polyethylene base. Carry case included. Full view of your eyes, shoulders, shaft, putter face, and arms. Lines to make sure you are aimed at your target and that your putter face is square to that line. Built in Gate Drills to test how your stroke is performing, and make quick adjustments. It is extra durable; made of polycarbonate (like bulletproof glass), with a scratch resistant clear coat and non-skid polyethylene base. Carry case included. Full view of your eyes, shoulders, shaft, putter face, and arms. Lines to make sure you are aimed at your target and that your putter face is square to that line. Built in Gate Drills to test how your stroke is performing, and make quick adjustments. It is extra durable; made of polycarbonate (like bulletproof glass), with a scratch resistant clear coat and non-skid polyethylene base. Carry case included.