Muck Boots Woodland Pro Boots - Men's Olive Night Rock Ridge 11 MWP17M30 11M. The Woodland Pro is built on the Leaf Spring System the underfoot platform that combines a lightweight BioLite foam midsole for all-day comfort variable lugs for biting traction and an independent suspension heel to absorb impact. Within the system the Leaf Spring multi-plate adds rock plate protection enhanced stability and responsive energy return with every step. The Woodland Pro is 100percent waterproof and engineered for harsh conditions. Select styles feature 400g PrimaLoft Gold insulation for lightweight bulk-free warmth. Built to go farther stay warmer and perform when it matters most. Specifications for Muck Boots Woodland Pro Boots - Men's: Manufacturer: Muck Boots Gender: Male Age Group: Adults Men's Shoe Width: Medium Activity: Hunting Toe Type: Rounded Weight: 46.4 oz Package Contents: Muck Boots Woodland Pro Boots - Men's Muck Boots MWP17M30 11M: Woodland Pro Boots - Men's Olive Night Rock Ridge 11