Not Sure What Size to Use to Manage Cables?

Cable Type
click below for more info
Connector Type Braid Heat shrink
Printer/Mouse/keyboard USB 3/8" 3/4"  3:1 Heat Shrink
Cat 5/5e/6 w/ Boot RJ45 (Network) 3/8" 3/4"  3:1 (Dual Wall)
Cat 5/5e/6 no boot RJ45 (Network) 1/4" 1/2" 3:1 (Dual Wall)
Phone/Modem RJ11 1/4" 1/2" 2:1 Heat Shrink
or 3:1 Heat Shrink
Coaxial Cable RG6 or RG59 (7/16" Hex, 6.9mm OD) 1/4" 1/2" 2:1 Heat Shrink

Note: For one each of RJ45 and/or RJ11: use 1/4" or 3/8" braid. Feed one plug directly behind the other.