adidas Adizero SL is a fast daily training shoe, packed with key ingredients and design markers from our world record breaking Adizero franchise. The midsole consists of a full length lightweight Lightstrike EVA chassis which provides a balance of stability, resilience & cushioning. This combines with our world renowned Lightstrike Pro foam and a fast, training upper made of a super soft engineered mesh zoned in key areas. An overtly padded heel & tongue construction providing improved step-in and ride comfort together with our Adizero heel-blinker sign off, complete the upper construction. Last, the full rubber outsole provides traction on any surface - in any condition. Made with a series of recycled materials, this upper features at least 50% recycled content. This product represents just one of our solutions to help end plastic waste. 100% Textile.