J038115 Merrell Men's Speed Eco Mid WP - Charcoal/Tangerine The Speed Eco waterproof delivers Merrell's most sustainable, eco-friendly hiking boot ever featuring recycled laces, upper, lining, EVA footbed, and recycled rubber outsole. The Speed Eco Waterproof is Merrell's most recycled shoe to date and will keep you hiking with the comfort you expect from Merrell with the capability you demand for any trail or hike.