13x13 ShortStak Upgrade Kit for BlackPak Pro, Black R050 the Portland offers revolutionary KEEN

the Portland offers revolutionary KEEN

Kinetic Fit™ ADVANCED removable contoured footbed with reinforced heel cushioning for medium support

The outsole of these men's winter boots also features the Vibram Icetrek full base layer for unparalleled traction on dry ice

Happy Ü rubber sponge outsole

13x13 ShortStak Upgrade Kit for BlackPak Pro, Black R050 the Portland offers revolutionary KEENThe 13x13 ShortStak Upgrade Kit is designed to expand your BlackPak Pros storage capacity by adding a second, stackable layer. It replaces the lid of your existing BlackPak Pro, providing quick access to your most used items without taking up much extra space. Built with the same durable construction as the BlackPak Pro but at about 40% of its height, this upgrade kit is perfect for anglers who want more organized storage. Please note, it requires a