Nylon sutures are not absorbable, meaning they must be manually removed. A nylon suture is a needle threaded with nylon thread used to join two edges of a wound together.Nylon is a non-absorbable suture, meaning that it doesn't dissolve in the body like other types of suture threads. Its durability makes a nylon suture particularly useful when closing wounds in the skin or internal organs.kin closure tape may be used in place of sutures for patients who have fragile skin. Nylon sutures may be used in the bladder. Nylon is one of the most common materials included in suture kits to close wounds in the skin.