UA FLOW CUSHIONING: Unmatched comfort, ground contact & traction—no squeaks BREATHABLE UPPER: Reinforced supportive material with engineered venting BOA FIT SYSTEM: A personalized fit, one click at a time, with a 12-point lockdown system ISO-CHILL PADDED INTERIOR: Heel to toe interior foam padding with cool-to-the-touch Iso-Chill technology MACHINE WASHABLE: We made it easy—put them in the wash to keep them fresh & clean* CONVERTIBLE HEEL: Go from train mode to recover mode *Laundry bag not included