This trail runner features 0 heel-to-toe offset, a moderate amount of shock-absorbing foam and a sticky Vibram outsole enhances ground connection and agility for fast runs on light to moderate trails. FEATURES Mesh upper Traditional lace closure Merrell Barefoot 2 construction for enhanced proprioception and stability during variable movement TPU film heel counter for security Breathable mesh lining Integrated insole FLEXconnect dual-directional flex-grooves in the midsole for enhanced ground connection Vibram TC5+ Vegan-friendly Drop: 0mm; Stack height (heel/toe): 17mm/17mm; Drop: 0mm; Lug: 3mm Weight: 8oz / 240g (1/2 pair)