5.11 JACKETS & OUTERWEAR 5.11 Outerwear offers functional innovation that allows you to reach your peak performance on duty with a perfect blend of tactical/practical functionality and traditional style. Whether you need light coverage for mild weather or for more severe winters, we’ve got you covered. And, if you need to be seen, we’re pleased to announce new high-visibility items, a waterproof parka, and a waterproof, insulated, reversible jacket.