Inspired by the success of the Outscape and Apex series, the Outscape Max Collection is built for all terrain adventures. Available in two styles, the Lace-Up features speed hooks for rapid lacing while the Slip-On has a 10" collar opening for easy on/off. Whether hiking in the woods, exploring sites unseen, or light pursuit, these boots were designed for versatility and comfort. 100% Waterproof, 100% MUCKPROOF 3mm Neoprene Bootie for Comfort and Performance 10 in. Collar Opening for Easy Slip On/Off Muckskin Upper for Reduced Weight without Sacrificing Protection BioLite Foam Midsole Wrapping Up the Counter Dual Density Comfort Footbed with Slow Recovery Foam and Long Lasting Cushioning Outscape-Inspired Rubber Outsole for All Terrain Traction and Debris Dispersion bioDEWIX* Dry Footbed Insert Topcover with NZYM* for Odor Control and moisture Management Muck Boot Company Outscape Max Slip-On Boot, MTSM000