Each SIM Driver head has been individually calibrated and injected to reach the threshold of the maximum legal limit of ball speed

The proven corrective performance of Twist Face® adds another level of playability

We've implemented our patented urethane microspheres to comprehensively absorb unwanted vibration for pure feel

Objective lens diameter 22mm

Stuburt logo on the left shoulder

Puma Rotational Polo Shirt - Bright White Size:M Each SIM Driver head hasThe Rotation Polo is the basic polo you've been looking for with its lightweight fabric thats been designed to offer maximum ventilation this polo will help you drop those putts all day long. DryCELL technology provides a moisture wicking finish that helps you keep dry and feeling fresh on the golf course. FEATURES: 93% Polyester. 7% Elastane DryCELL technology to wick moisture 3 Button neck opening UV resistant finish Contrasting Puma brand logo on