Men's Wolverine REV ULTRASPRING MID Work Boots Lightweight energy return meets rugged protection in the Men’s Wolverine Rev UltraSpring Mid Work Boots. Built with premium leather and textile uppers, these boots feature Wolverine’s UltraSpring™ midsole cushioning that’s designed to deliver lasting rebound and reduced fatigue. A durable rubber lug outsole provides slip-resistant traction, while the mid-height design offers added ankle support. Finished with a breathable mesh lining and removable cushioned insole, these boots are engineered to keep you comfortable and steady through long workdays.