In 'spirit' of the topic, I remembered these babies sitting on my shelf and they are just too hilarious not to share...
Based on the photos on the back of the box, I think they are intended for sporting events...
These are serious booze vessels we're talking about here, not one but TWO, separate eight-ounce flasks cleverly disguised as old-school optics...
I'm not sure who could consume 16 oz. of liquor and still get a good ID on a bird, but maybe they're made to pass around?
Unless I see someone staggering around while birding I don't think there would be anything suspicious about carrying two pairs of binoculars...