Model [ NK11198947]Nike Pro Zonal Strength Men's Training Tights Cool Grey/Metallic PewterUltimate Targeted CompressionThe Nike Pro Zonal Strength Men's Training Tights feature injected silicone at the calves, quads and hamstrings to increase compression during your workout or in competition. BenefitsTargeted compression for reduced muscle vibration. Mesh in high-heat zones helps you stay cool. Stretch woven fabric enables full range of motion. Compressive fit offers locked-down support Product DetailsFabric: Body: 84% polyester/16% spandex. Mesh: 77% polyester/23% spandex. Mesh lining: 77% polyester/23% spandex. Machine wash.