Sensible optionAsos, $25
Splurge option
Garrett Leight, $445 
Why dad needs it
: Since he thinks he's cool, you might as well give him a pair of shades that actually make him look cool instead of the big '70s pornstar style he insists on wearing. He comes from the era when wearing your sunglasses at night was considered the pinnacle of trillness, so remind him that doing so now makes him the biggest douchebag in the room.