hen receiving the shoes, please ignore the US size on the Shoes’ tongue, because various manufacturer would provide various standards. Please only refer to the EU size and just choose the US size according to following chart. Size Detail: US Size-----------EUR Size------------Heel to Toe(Inch/CM) USA 2 -------------31--------------------20.5cm/8’’ USA 2.5------------32--------------------21cm/8.2’’ USA 3 -------------33--------------------21.5cm/8.4" USA 3.5 -----------34--------------------22cm/8.6" USA 4--------------35--------------------22.5cm/8.8" USA 5 -------------36---------------------23cm/9" USA 5.5 -----------37---------------------23.5cm/9.2" USA 6 -------------38--------------------24cm/9.4" USA 6.5------------39--------------------24.5cm/9.6" USA 7 -------------40--------------------25cm/9.8" USA 8 -------------41--------------------25.5cm/10.0" USA 8.5 -----------42--------------------26cm/10.2" USA 9.5 -----------43---------------------26.5cm/10.4" USA 10 ------------44--------------------27cm/10.6" USA 11 ------------45---------------------27.5cm/10.8" USA 12 ------------46---------------------28cm/11.0" USA 13 ------------47---------------------28.5cm/11.2" USA 14 ------------48---------------------29cm/11.4" Note: 1. The real color of the item may be slightly differently from the pictures shown on the website caused by many factors such as the brightness of the computer screen or the lighting levels; 2. A slight measurement deviation within 0.5-1 cm is allowed;?boys spikes track shoes?:Normal size, if you don't understand the size, please check the size chart,Money Back Guarantee: Your purchase is risk-free as we supply a money back guarantee or return if there is any problem and easy-to-reach customer support!. ?Professional track shoes?:The lining is made of a breathable and soft material that feels comfortable on the feet to keep them dry.High strength microfiber upper, light weight, tear resistant, comfortable and breathable. Racing spiked shoes fit for sprinting, distance running, jumping, hurdling, school training, etc. Professional studs help you run faster, jump higher. ?running spikes for track? :Track and field shoes for sprinting, distance running, competition, jumping, hurdling, school training and more.track and field spike shoes fit on grassland,plastic track,tarmac,and cinder sandy. professional spikes help you run faster and jump higher. ?women Track and Field Shoes?: The shape of the instep and ankle is designed to wrap around the ankle and instep to a greater extent, and the wraparound heel design effectively improves the stability of the foot on the ground, making it more comfortable when playing sports. ?mens track spikes?:Lightweight outsole with The 248-nail design Pebax sole is comfortable and cushioning for a stronger grip and improves explosive power while running. Rubber sole.Best Sellers Rank: See Top 100 in Clothing, Shoes & Jewelry. : B0BXHQBPPZ. Date First Available: March 4, 2023.