The Tornado 27 Inch has a string tension of 50-55 lbs providing power as well as an increase in control. Perfect for an adult playing at an advanced level. The Oxford string is known to be durable with great power and control. The combination of 70% graphite and 30% fiberglass makes for a lightweight racquet with a stiff body making it suitable for players looking for more power. At 27510g the weight is perfect for an adult playing at an advanced level. The Polyurethane grip used in the Tornado is a high quality PU which provides a soft cushion between your hands and the racquet handle whilst also having the ability to resist sweat and shock. A medium size grip suitable for most adult hand sizes.