Stackable Expressions™ is a simple and stylish assortment of rings that can be worn together to express your style, your family and your personality. This sterling silver band will be set with a 5.0mm black agate and polished to a brilliant shine. Add some extra sparkle with additional Stackable Expressions™ polished or textured bands and diamond, message, or enamel rings. With Stackable Expressions™, it's your look, your way! Sterling silver rings cannot be resized after purchase.