ROCKY CODE RED WILDLANDS 77 FIRE BOOTS RB5480 the Belleville C775 all full grain the Belleville C775 all full grain leather boot offers ultimate waterproof protection and superior slip resistance in icy conditions through the use of a GORE TEX waterproof bootie and the Vibram® 360° FIRE & ICE™ outsole made of a special rubber compound that will not harden in cold temperatures Signature Ankle Fit™: A narrowed heel pocket grips the top of the foot and locks the heel down locked in feel to prevent internal foot sliding while side hilling or navigating steep grades the Vibram® Fire and Ice Jungle Outsole provides a unique tactical advantage: it remains flexible and tacky in freezing temperatures while maintaining its structural integrity and slip resistance on scorching hot ground