2-Ring Set 6 & 8mm Black Tungsten Diamond Wedding Ring Him & Her Two-tone Beveled Comfort fit, sizes 5-13 Tungsten 900 tm is our Exclusive Formulation of Tungsten Carbide Wedding Bands, and offers you Unmatched Scratch Resistance, and Quality of Finish Compared with the competition we give you both Larger AND Cleaner Diamonds True Comfort Fit and very accurate sizing, including half sizes to place your order, please order the ladies size from the drop-down menue. Then let us know the mans size by contacting us thru the 'contact seller' link