Type IV paracord is very slightly thicker than 550 paracord, being approximately 4.5mm in diameter. The braided sheath is made up of 32 strands like 550 paracord, however its core is made up of 11 strands which can be removed and also used when the need arises for a thinner cord. Each inner strand has a tensile strength of approximately 35 pounds and is itself made up of 2 strands each with a tensile strength of approximately 17.5 pounds.