Some collars are made out of yarn, some out of metal, some out of wool; depends on the collar.
Collars made of gold.
Collars made out of different denominations of bills.
Breast collars for horses are usually made from leather with elastic inserts. For longer distance/endurance riding, breast collars can be made from synthetic fibers.
Leather dog collars can either be machine made or hand-made. The best leather dog collars are entirely hand-made or hand-finished. Good hand-made leather dog collars will have real nickel or brass rivets and hand-stitching. A well-know high end make of hand-made dog collars in the US are Dean and Tyler.
No, fibers are the raw material used to make yarn. Yarn is made by spinning fibers together to create a continuous strand that can be used in textiles.
When the yarn is made of cotton or wool, it is natural.
Sock yarn, as its name implies, is generally made from standard yarn. However, sock yarn can be made from virtually any form of fiber, such as wool or nylon.
Yarn is made of fibres twisted together. These fibres or filaments are made of sheeps wool. :)
Yarn is spun and then sold for craft use.
Yes, an evil sorceror made out of yarn named Yin-Yarn.
no....
He is made out of epic yarn.