The mens gypsum ii mid walking boot from keen offers complete protection from the elements with keendry waterproof technology the keenzorb strobel underfoot technology ensures shock absorption your feet stay fresh thanks to the anti odour cleansport nxt technology keencush and a removable metatomical dual density eva footbed combine for maximum comfort the durable rubber outsole features 4mm multi directional lugs provide optimal grip features keendry waterproof technology waterproof