The price listed is per foot of Techflex. Each color of Techflex ordered will come in single length strands according to the amount you choose. Strand ends will be cut and slightly heated to prevent fraying during shipping.
Paracord is used to sleeve your cable, it will stretch and wont cover the entire cable of equal length, It is recommended that you purchase an extra foot of paracord for every 5ft of cable. (Example : to sleeve 5ft of cable you would need at least 6ft of paracord.)