One shoe for everything. Playground, play date or playing around in the backyard, these adidas NMD_R1 Refined Shoes keep active infants comfortable no matter the adventure. Sporty and lightweight, they have an energy-returning Boost midsole and airy mesh upper. An Adifit length-measuring insole helps ensure an accurate fit for growing feet. This product is made with Primeblue, a high-performance recycled material made in part with Parley Ocean Plastic. 50% of the upper is textile, 75% of the textile is Primeblue yarn. No virgin polyester.