Category 6 Mini Unshielded Twisted Pair (UTP) Cable are perfect where high performance Gigabit Ethernet connections must be made. The strain relief boot protects the connector and cable integrity, especially in busy datacenters. The copper wire is bare copper. We do not use Copper Clad Aluminum (CCA). Deploy these unshielded CAT6 cables in your datacenter, server room, workstation or IP telephony connections for great performance.