K-Swiss Speed Trac tennis shoes combine lightweight midfoot support with an outsole engineered for quick lateral movement, making them suitable for fast court play and training. Key attributes: Blanc de blanc | Blue opal | Lollipop | Textile | 180 PSC midfoot support for stability | Enhanced outsole traction for quick lateral movement | CMEVA midsole cushioning | Lightweight construction | Lace closure | Textile collar lining | Molded OrthoLite sock liner | Engineered mesh/textile upper | Low-top silhouette | Outsole pattern optimized for hard courts | Dimensions & fit: EU 41.5 — US 8.5 — UK 7.5 — CM 26.5 | EU 46 — US 12 — UK 11 — CM 30 | Composition & care: Textile upper | Textile collar lining | Rubber outsole | CMEVA midsole | OrthoLite sock liner