Muck Boots Outscape Max ShoesMuck Boots Mens Outscape Max Waterproof Shoes Part of the new Outscape Max boot collection, the Outscape Max Slip on boot is a high performance, all terrain boot designed to be worn similarly to trainers. 100% waterproof construction and 10" collar opening for easy on off coupled with a Muck skin upper offer reduced weight without sacrificing elite protection. The midsole is built with Bio Lite, a top level, lightweight foam, while the rubber outsole