The "Ideal" all-around, sock-like running shoe engineered for all-day comfort and for those light workouts. Features:. Unparalleled comfort, ease-of-entry, breathable mesh upper with lace up for a customized fit Form2U Memory Foam Sockliner and 8mm of plush foam cushioning IMEVA midsole provides a cushioned underfoot feel Flexible grooves in the XT-600 carbon rubber outsole delivers exceptional traction, abrasion while retaining flexibility.