The second edition of the Merrell MQM Flex Mid Shoe is designed for the most active among us. The durable yet lightweight design comprises of a GORE-TEX waterproof upper, flexible midsole, air cushion heel and Quantum Grip outsole.GORE-TEX waterproof membrane bonded with invisible fit construction - keeps feet dry while maintaining breathability and lightweight feelTongue-integrated lacing system - for secure fitBellows tongue - keeps debris outTPU toe protectionKinetic Fit BASE removable contoured insole - provides flexible supportQuantum Grip outsole - mountain-grade tractionFLEXconnect midsole - flex grooves provide better agility and stabilityMerrell Air Cushion heel - absorbs shock and adds stabilityVegan friendly5 mm lug depth - prevents mud cloggingWeight: 580g