[18] The sneakers are manufactured with a posh construction of "rubber" with plastic/metal stiffeners to restrict foot movement. Far more advanced runners often use flatter and flexible sneakers, which allow them to operate additional rapidly with higher comfort and ease. Sneakers turned a style assertion and were marketed to be https://bookmarkworm.com/story19086006/detailed-notes-on-%CE%B1%CE%B8%CE%BB%CE%B7%CF%84%CE%B9%CE%BA%CE%B1-%CE%B3%CF%85%CE%BD%CE%B1%CE%B9%CE%BA%CE%B5%CE%B9%CE%B1