Company uses groundbreaking tech to transform old shoes into remarkable new materials

The velcro Silver Series shoe can hold its own with Air Jordans in at least one metric: It takes them both up to 40 or more years to decompose. The world’s footwear waste problem has turned into a mission for FastFeetGrinded, located in the Netherlands. The company claims to be recycling more than 2,400 shoes per hour, preventing 7.9 tons of air pollution from being released.