TBSS Society Stainless Steel Bottle Opener. These are made from 18/8 stainless and around 4" long. These can have a rough edge due to manufacturing. 
 
TBSS Society Logo at bottle opening end, and name/phrase near open loop.
 
If choosing double sided, There is a "Stainless Steel" branding in the middle of the handle. This can not be avoided but will design around it.