It is called a Sweatshirt or Sweater: You don't need a Forever Lazy

That is all you need to stay warm people......Not a Snuggie ....Not a Forever Lazy with  the easy access or escape hatch in the back...and  Yes that is correct .....You will be the talk at your next tailgate if you are wearing  an adult Onesy........YOU DON"T NEED SPECIAL ADULT PAJAMAS to stay warm.....Why won't the craziness end