When you have a necklace that’s too small or sometimes you want to wear it long and sometimes shorter then use this simple extension chain. It can extend the length of your chain to suit your style. It has two lobster clasps, one at either side. So it’s easy to pop on or off as you often ac toy like. 
And it comes in 5 different lengths. Perfect for bracelets or necklaces. And is available in two colours. Gold or silver. And they are silver or gold plated. 

Length: 5, 7.5, 10, 13, 15cm.

Chain link 3.8x4.2mm. 

Metal alloy: Silver and Gold plated ( no nickel, cadmium - hypoallergenic).