This set of 2 gold tone & silver tone 4 inch magnetic jewelry extenders are perfect for extensions to your favorite necklaces, bracelets or anklets. Effortlessly connect jewelry clasps with powerful magnetic barrels that interlock for added strength. Magnetic extending design makes it easy to wear jewelry for those with arthritis or difficulty putting on jewelry. Set includes 2 clasps that are 4 inches long each. 1 in silver tone and 1 in gold tone. Made of brass and magnets with silver and gold toned plating. Can be used on any type of jewelry clasp. Easily lengthens a necklace to accommodate your favorite sweater, blouse or shirt necklines. Clasps measure approximately .25" in diameter.