PINMEI Beautiful Crystal Golf Ball Marker with Magnetic Bling Black Necklace for Lady Bling crystal golf ball marker magnetically attaches to necklace.A wonderful gift idea for a friend. The magnet on the pendant is powerful enought to keep ball marker well in place. Chain length: 19.69inch & Ball marker size: 1inch We stand by our products so your satisfaction is guaranteed. We refund and replace every item with no exception, if defective. New updated more solid cottom cord,rarely cause skin irritation!