The Adizero Select 2.0 Low Trainers feature a lightweight Lightstrike midsole that delivers responsive cushioning with every step. A durable synthetic upper adds comfort without extra weight. The rubber outsole provides reliable traction for confident movement. LIGHTWEIGHT COMFORT: Synthetic upper for durability and light weight SNUG FIT: Adjustable laces provide a secure fit THE LIGHTWEIGHT CHAMP: adidas Lightstrike reinvents the feeling of lightweight cushioning, while retaining superb responsiveness HIGH TRACTION: The rubber outsole delivers great grip