adidas Performance Men's XCS 5 Spikeless Cross Country Running Shoe 100% Razorweb Mesh/Suede/Textile n/a Rubber sole Heel measures approximately 0.5" Adizero inspired spike less cross-country model for middle to long distance runners Shock web printed upper for maximum ventilation and comfort Low profile full length molded ethylene vinyl acetate midsole for lightweight cushioning Full length traxion outsole with adiwear rubber for maximum grip on uneven surfaces Ethylene vinyl acetate insole and single layer perorated suede tongue for comfort and breathability