Manufacturer: YONEX Model: ASTROX NEXTAGE Description: This is the popular YONEX ASTROX NEXTAGE series. It has a head-heavy design, making it easier to generate attacking power like smashes, while also providing a good balance of operability and control. This model is aimed at intermediate players and is easy to use for both singles and doubles. Weight: 4U Grip Size: G5 String Tension: 20-28 lbs Features: ・Head-heavy design for easy power generation ・Flexible shaft for easy handling ・Stable drives and receives ・ISOMETRIC shape for a wider sweet spot