This 4MM Brushed Polished Wedding Band is titanium. Approximate weight is 2.38 grams. This item comes in a size 7.5. Width is 4 MM in the widest part. Comes in a beautiful gift box. Images are for illustration purposes only. Titaniums strength, durability and light-weight nature make it a popular metal choice for jewelry. Its versatile properties make it a superb choice for those with sensitive skin. Titanium is hypo-allergenic, yet has the highest strength-to-weight ratio of any known element. You can clean this item using mild soap and water or a lint free polishing cloth is recommended.