The MQM Flex is a hiking shoe family that uses Air Cushion technology from Merrell. This is the original product in the family.
It's a low cut lightweight model. It's the most recent model in the family, has a breathable construction, heel brake and orthotic friendly design, and came out in 2018.
According to our analysis of prices across the internet, at current rates it's in the cheapest 30% of hiking shoes.