I would say that the blades fit closer to a size 11 or maybe even size 11.5 shoe instead. Ask if you have any questions!!
I could try to measure the interior if I needed to. The item "Tour Carbon Code Series Pro MC 2FX Humer 80mm Inline Roller Hockey Skates Sz 10" is in sale since Sunday, April 14, 2019. This item is in the category "Sporting Goods\Team Sports\Ice & Roller Hockey\Skates\Roller Hockey". The seller is "innercityministry" and is located in Chicago, Illinois. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, South Korea, Indonesia, Taiwan, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Israel, Mexico, New Zealand, Singapore, Switzerland, Norway, Saudi arabia, Ukraine, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Chile, Colombia, Costa rica, Dominican republic, Panama, Trinidad and tobago, Guatemala, El salvador, Honduras, Jamaica, Barbados, Uruguay.