The Blast 23 Inch has a string tension of 35-40 lbs designed for power, spin, durability and feel. Perfect for the junior player working on their power. The Oxford string is known to be durable with great power and control. Made from alloy for strength and durability. Built to resist the impacts that occur during play. A very lightweight racquet which provides players with great control and maneuverability. At 20010g this weight is a great training racquet for juniors. The polyurethane grip provides great cushioning whilst also resisting sweat and vibration. A small size grip suitable for juniors.