Track Shoes with Celer Mesh design :completely locks down the foot for a fast feeling with no distractions by engineering an internal support structure within the mesh itself for lightweight lockdown.Sprinting, jumping, throwing, or running middle to long-distance races,Feel lightweight and quick on your feet for the distance or event you are competing in. Eight spikes typically for sprinting and mid-distance spikes,also suit cross country and long distance track spikes. Rubber TPU sole have the perfect combination of lightweight cushion and rigidity for snappy transitions and fast speeds. U heel type have a glove-like fit around your midfoot and heel for extra support without weighing you down. Please check our size chart.Our shoe sizes are converted to US universal sizing.Comparing the feet length will help your find the best fit shoes. TauLene Track Spikes Designed for sprint running and 60-1000meters running races. Material : Synthetic leather upper with tpu outsole,only 7oz lighweight and durable. Metal Spike for training and 400-1000meters races. Best performance for traction,acceleration and mid distance running Womens 5 US/Mens 4 US=35EU=8.8 IN Heel to toe Womens 6 US/Mens 5 US=36EU=9.0 IN Heel to toe Womens 7 US/Mens 5.5 US=37EU=9.2 IN Heel to toe Womens 8 US/Mens 6 US=38EU=9.4 IN Heel to toe Womens 8.5 US/Mens 6.5 US=39EU=9.6 IN Heel to toe Womens 9.5 US/Mens 7 US=40EU=9.8 IN Heel to toe Womens 10 US/Mens 7.5 US=41EU=10 IN Heel to toe Womens 11 US/Mens 8 US=42EU=10.2 IN Heel to toe Womens 12 US/Mens 9 US=43EU=10.4 IN Heel to toe Womens 12.5 US/Mens 10 US=44EU=10.6 IN Heel to toe Womens 13 US/Mens 10.5 US=45EU=10.8 IN Heel to toe