Men's LaCrosse Insulated Pac Boots 1554-260040 Inspired by the1963 Burly boot, the Insulated Pac is a similar, do-it-all rubber boot that you can always trust. Made from our proven ZXT Rubber and built to perform under the harshest of conditions. This is the boot you can call on to get the job done. Features ZXT Rubber is ozone, abrasion and tear resistant with added tensile strength Hand-laid premium ZXT Rubber for durable, waterproof protection Ankle Fit locks the heel in place and lacing can be adjusted for a comfortable, secure fit Multilayer rubber on the toe and heel plus a double-layer, ribbed vamp for added durability and support 9mm wool felt midsole and polymeric foam insulation for warmth around the foot Men's LaCrosse Insulated Pac Boots