Can Be Lettering Gray Matte Brushed Black Step Edge Designed High Polished Interior The picture shows the ring width is 8mm Rings Width:4MM 6MM 8MM 10MM (If you want a width that is not in the options,please contact customer service, we will reply within 12 hours.) Us Size:5/5.5/6/6.5/7/7.5/8/8.5/9/9.5/ 10/10.5/11/11.5/12/12.5/13/13.5/14/14.5/15 Note: the character of the inside ring is "Tungsten carbide", which is deleted as default. If you stick to have it engraved on "tungsten carbide" inside of ring, please tell me and email to us when you have ordered. 8mm black tungsten carbide rings for men matte brushed engagement wedding band beveled edge high polished inside.Tungsten carbide rings are extremely durable and scratch-resistant.These affordable wedding bands are also less expensive than gold,platinum and other traditional jewelry metals.