Product Description For those players who like an even lighter shoe the Sonic 900 low has all the performance features of the mid-cut version. Color(s): Black/Orange. Type: Low Indoor. Upper: Lightweight durable uppers. Head Cooling system for superior moisture management. Midsole: Comfort Grid technology for both cushioning and energy return. Outsole: Gum soles on a Radial Contact outsole for outstanding maneuverability.