For a limited time, Tanga has Men’s Tungsten rings for as low as FREE! You do need to pay shipping, which is $4.00 for the FREE ones. It looks like there are 10 different styles that are priced at $0. So that way you can pick the style you personally like.
If you like a ring that is $5.99 or more then you will score FREE shipping! Awesome. There are a TON of different styles and colors to choose from.