Bauer Speed Plate Insoles (10) Easy trim and fit with cut-line indicator Thermo-chromatic print applications for easy to customize guidelines Grip applications for foot stability and reduced slippage Speed Plates sizes are skate size not shoe size 3=230, 4=238, 5=246, 6=254, 7=263, 8=272, 9=280, 10=288, 11=296, and 12=306