FCL 4MM Tungsten Carbide Wedding Ring Rose Gold Plating Sandblasted Surface Blue Plated Inner Comfort Fit Material:Tungsten Carbide. This kinds of ring use the new sandblasting technique and the polished inner surface makes touch more smooth. Elegant Sandblasted and Rose Gold Plated Surface Size 7-13 optional,come with a ring box. 30 Days Money Back Guarantee. You can return this item for any reason and get a full refund: no shipping charges. The item must be returned in new and unused condition. Go to Your Orders to start the return Print the return shipping label Ship it!