Omni-Grip non-marking wet grip outsole with razor siping Blood 'n Guts water and stain resistant treatment OMNI-GRIP LT is our newest innovation to deliver incredible comfort to your outdoor adventure. OMNI-GRIP LT is a combination of step in comfort and reduced weight. Multiple drainage ports that flow from inside the shoe to the outside for superior drainage A slip-on with added gore and collapsible heel for comfort and ease.