SCRATCH PROOF: The wedding ring is made of jewelry-grade tungsten carbide, durable, scratch-proof, waterproof and never rust. Three Keys Jewelry rings are non-irritating. Never fade nor make skin turn green. Tungsten bands be the first choice as a substitute for precious metal wedding rings TWO-TONE WOOD INLAY RINGS: This tungsten band features a combination of Black Zebra and Nature Wood paired with Antlers & Arrow symbols in the center to blend these elements perfectly COMFORT FIT: Three Keys Jewelry rings are standard size both for men and women. The fit design creates a maximum comfort experience, and it won't feel uncomfortable even if wear it for a long time IDEAL GIFTS FOR LOVE: Comes with elegant ring box. Ideal wedding Band, engagement ring or promise fashion wedding ring for men and women. Gift choice for him, husband, dad & gift for her as well. This is a romantic gift for astronomers 180-DAY PROTECTION: THREE KEYS JEWELRY provides 180-days shelf life. Customers can return or change size via Amazon, if it can't be solved or there are any quality issue, pls contact us anytime B07H9PQ485