They do make GREAT stocking stuffers, however ilf you end up on the bottom of matriarchal beat down Melton Knife and Design is not responsible for any injuries or deaths that may occur with the use of it's products. ;)
I think you'll have to engrave that "clause" in fine print on the bottle opener some where. :) When you've got the final product worked out and start production, I'd like to order a few.