Suitable for multi-scenario use, indoor and outdoor For indoor competitions: optimized design reduces dependence on the ground and maintains good rolling effect on hard floors. Suitable for outdoor training: Wear-resistant PU material adapts to different venues, suitable for outdoor training and competitions. Ergonomic design, comfortable feel Soft and moderate: PU material is moderately soft, less impact on arms and palms when hitting the ball, suitable for youth strength level. Weight conforms to the standard: the official nominal weight is about 270g, which meets the needs of youth strength training, and the flight trajectory is stable when serving and snapping the ball. Cost-effective, value for money Affordable price: compared with similar international brands, V300W is more cost-effective, suitable for schools, clubs and individuals to buy. Strong durability: After many high-intensity training and competition tests, it still maintains good elasticity and shape, and is not easy to be deformed or broken.