Mammut Men' Black Alto Waterproof Windproof Jacket in Size S, Sports Direct. Mammut's Alto Waterproof Windproof Jacket delivers protection against harsh elements with advanced weatherproofing technology. The fully sealed seams prevent water penetration while the breathable fabric maintains comfort during intense activity, all wrapped in a sleek, movement-focused design for serious outdoor enthusiasts. This coat shields you from rain and wind alike. Product Highlights • Sealed seams ensure complete waterproof protection • Ergonomic design allows unrestricted mountain movement • Adjustable hood provides customisable weather defenceLooking for alternatives to stores like JD Sports, eBay, SHEIN, ASOS, Next, Best Choice UK, Very, Decathlon UK, Argos, schuh, Temu, BuyBetter, or Nike Official? Discover our unique selection.