The upper part on the Barricade is breathable, and your feet shouldn’t ever feel overheated. It is also soft so you won’t get that unwanted rubbing which can cause blisters. Even the tongue of the shoes has extra ventilation, along with padding for comfort. Your arches will feel supported with the shoes medium arch and Adiprene midsole. The Adiprene midsole absorbs the shock and pounding on your knees and joints from the tennis court."