??2 pcs Pack: 4 inches and 2 inches necklace extender sterling silver for your choice, 1.5mm Rolo Chain, Thin & Strong ? 925 Sterling Silver Material: Nickel-free, Lead-free, Cadmium-free and Hypoallergenic Chain Extention,rhodium finished to prevent tarnishing. ? EASY TO USE:Featured Spring Ring Clasp, firm and easy to Put on or Take off, Convenient to Use. ? What You Get:AOBOCO 925 sterling silver chain extender coming with a FREE eco-friendly and ? 100% MONEY BACK GUARANTEE:If there are any problems with the purchase, please feel free to contact us, we will help to fix the problem within 24 hours!?Your satisfaction is our motivation.