Engineered With Climacool Technology For Unrivalled Levels Of Breathability, The Ultra Boost Clima Also Features Innovative Primeknit Uppers For Sock-Like Comfort. The Inclusion Of A Perforated Midfoot Cage Enhances Support, Whilst The Pair's Signature Heel Cup Provides A Locked-Down Fit. Other Details Include Iconic Three Stripe Detailing, A Traction Rubber Outsole And A Boost Midsole For Energised Cushioning