Manufactured by UV Gear as the ultimate glow volleyball under UV lights. Great fun at home or for pro UV sports events. This is a great price for a quality manufactured ultra violet volley ball. Can also be used for other UV games including dodgeball, netball and 5-a-side football. Ultra light multi-functional training/recreation volleyball made of nylon textile with soft PU backing and butyl bladder. Circumference: 67 - 69 cm. Available in UV Green/Yellow or new Orange/Yellow.