The Clothesline comprises of two parallel nylon cords; it is packed in a stretchy pouch:
The pouch has a hook; this is used to secure one end of the Clothesline to a fixed object, often a tree:
The other end of the nylon line also has a hook and a line tensioner:
This is then hooked around a second fixed object:
And the line tensioner is pulled taut.
The parallel nylon lines have rubber stoppers which are slid together to securely hold items of laundry: