Kutcha Accessories Women's Design White Multiple Thread Necklace The product is 100% handmade and designed using white thread. The devices used in the design are silver plated. It does not tarnish. Our product is antiallergic. There is a 5-5 cm extension device at the back of the necklace and it is adjustable. You will love it in your sporty and stylish combinations. It is a product you can use.