all but one are factory sealed The Universal Horizontal Cable Manager by CPI is a double-sided solution designed to organize and manage cables in a horizontal setup. With the brand being CPI, you can expect quality and reliability in this product. Perfect for use in enterprise networking, servers, and computer/tablet setups, this cable manager provides a convenient way to keep cables neat and tidy while also protecting them from damage. Its dual-sided design allows for maximum flexibility and organization in any workspace.