It's best to take it to a jeweller
I bought a beautiful, gold, herringbone necklace.
the length is about 22"
You can purchase a 14k gold herringbone chain from the Amazon website. Once on the page, type "14k Gold Herringbone Chain" into the search field at the top of the page and press enter to bring up the chains.
The best way to get a kink out of a necklace is with to fine pins. You must gently untangle the chain with the pins.
Herringbone necklaces can be purchased from most high street jewelry stores. These items can also be purchased online from many online jewelry stores or general retailers such as Amazon or eBay.
10k Gold is a good material for someone who works outside, since 10k is more durable than 14 or 24k. A herringbone necklace would be the strongest style.
Herringbone is a type of fabric cloth. It has a distinctive type of weaved pattern and it achieves its name because it has similarities to the pattern of a herringbone fish.
I believe you are referring to a "herringbone stitch." Here is a video link showing how to make a herringbone stitch: http://www.wonderhowto.com/how-to-herringbone-stitch-191551/
Herringbone isn't a fibre - it's a weave pattern. Could be made from natural, or synthetic fibres.
To fix a kinked necklace, gently straighten out the kink by carefully pulling on either side of the knot or tangle. Use a straight pin or needle to help loosen any tight spots if needed. You can also try using a small amount of oil or lubricant to help smooth out the kink.
Herringbone. Dogtooth
Kink Richards died in 1976-07.