Uncle Arnie's - Blueberry Night Cap - 2fl oz - (100mg THC) Knock out with the travel sized Uncle Arnie's 100mg THC Blueberry Night Cap Shot. This two ounce shot is infused with 5mg of CBN, a cannabinoid known to help you wind down. Feel relaxed knowing you have a nightcap waiting for you after a long day at work. Just like the classic 8 ounce drinks, these are infused with nano-emulsion technology. You can control your high or get as lit as you want by using the dosed measurement system. Expect your rocket to blast off in 20-40 minutes.