Volleyball Spokey Setter yellow-green 942682 Properties: The Spokey volleyball is designed for training and recreational play. The 1.6 millimeter thick matt PVC (thermoplastic polyurethane elastomer) coating is very durable. The inner tube gives the ball a spherical shape, and the whole creates a high-quality model with a soft bounce. Technical data: Material: 1.6mm matte PVC size: 5 Weight: 260-280g number of layers: 1