synthetic-and-mesh
Rubber sole
Shaft measures approximately Ankle" from arch
Boot opening measures approximately 5 around
M Select DRY impermeable membrane seals out water and lets moisture escape Engineered mesh and TPU upper Hook and lace-to-toe lacing for secure fit Floating Hypercage for lightweight support Breathable mesh lining
Merrell Air Cushion in the heel absorbs shock and adds stability Merrell Kinetic Fit BASE removable contoured insole for flexible support Compression molded EVA midsole for stability and comfort FLEXconnect dual-directional flex-grooves in EVA midsole for agility and stability TrailProtect rock plate protects feet from underfoot debris Vibram Megagrip 4 mm lug depth Weight: 1lb 12oz / 792g
Merrell Men's Mqm Ace Mid Waterproof Hiking Boot