Recycled Polyester and Plant and Water based Polyurethane upper Lace up closure with recycled polyester laces Removable recycled insole Synthetic and Recycled Synthetic rubber outsole The Mi Basket Row Cut 2030 Is The Environmentally Friendly Edition Of This Iconic Diadora Style. This Special Edition Is Part Of Diadora's 2030 Project. 33 Percent Of Its Weight Is Made Up Of Recycled Synthetic Materials And 11 Percent Of An Innovative Bio Based Polyurethane With A Water Based Formulation, Manufactured From Fibers And Oils Derived From Waste From Wine And Sugar Cane Processing, Which Are Then Transformed In Order To Optimize Resources.