How to Make an Impression Without Really Trying: An adidas Guide. Step one, lace into these NMD_R1 Shoes. That’s it. The quickest lesson of your life also happens to be the most comfortable. Shout-out to the energy-returning Boost midsole for that. And the sock-like fit. This product is made with recycled content as part of our ambition to end plastic waste. 20% of pieces used to make the upper are made with minimum 50% recycled content.