Genuine tungsten carbide,durable,hpoallergenic and scratch resistant.

Thickness: 2.0mm~3.0mm,or customized.free lettering service for non fba products.

Great workmanship on brushed matte surface and high polish smooth inner face

Perfect 8mm width, suitable for both Men and Women

Suitable for wedding, engagement, anniversary, christmas, valentine's day, homecoming, thanksgiving day, dating, banquet, church, dinner, cocktail, evening.