This is a box link rolo chain with 5mm x 3mm links. It is made from solid, naturally hypo-allergenic brass and is electro-plated in Nickel Free Silver. This chain is a perfect style to use in your necklace, bracelet, anklet or even with shorter lengths in drop earrings. The links are large enough to dangle to your favorite pendant, charm, baubles or beads from them to create your unique jewelry design. Box link chains have a smooth feeling when lying against the wearers skin. The bright silver plated finish will complement any color. Rolo chain is also known as Belcher chain.