The Matterhorn I-Beam 6" Met Guard Composite Toe Waterproof Work Boot is a high-performance work boot designed for demanding work environments. It features several advanced technologies and materials to provide exceptional protection, comfort, and durability. Carolina x Matterhorn I-Beam 6" Met Guard Composite Toe Waterproof Work Boot is a high-performance work boot designed for demanding work environments. It features several advanced technologies and materials to provide exceptional protection, comfort, and durability.