Solid Sterling Silver Rhodium Plated 2.5mm Popcorn Chain Necklace, 16" 18" 20" 24" Unsure what length chain to buy? 18 inches is the standard length and will look great on most people. This necklace is made of solid rhodium plated sterling silver and stamped "925". This classic necklace looks great alone or with your favorite pendant. Necklace is 2.5mm thick and comes in: -16 inch long ( weight: 4.0 gram); -18 inch long ( weight: 4.5 gram); -20 inch long (weight: 5.0 gram); -24 inch long (weight: 5.9 gram). You can return this item for any reason and get a full refund: no shipping charges. The item must be returned in new and unused condition. Go to Your Orders to start the return Print the return shipping label Ship it!