Nickel plated connectors - For a high quality connection.
Screened cable (shielded) - This prevents interference and reduces noise and crosstalk from other sources that may be situated around the cable. The signal produced is a lot cleaner with fewer defects.
Durable PVC jacket - This thick jacket helps to protect the cable against wear and tear.
Cable strain relief to protect the cable - Enables the cable to be bent in a multitude of directions without breaking.
OFC - oxygen free copper to increase signal quality across the length of the cable.
A 6.35mm mono plug to plug cable can be used with lots of different types of equipment. In many situations, leads like this are used to plug a guitar into an amplifier.