The seat warmer
It is that time of year again when going to the ball game is as great as what it was a few weeks ago, the cold air can play havoc when you are sitting for a long period of time. The answer is a cushion, but what about a heated cushion, that has adjustable temperature and runs on a battery that can last up to ten hours, and then you need the Heated Stadium seat.
Specs:
The touch of a button adjusts the amount of heat produced from 85º F to 135º F and the seat is lined with 3″ of high-density foam that relieves point-of-contact pressure inherent in long periods of sitting at a ball game
An integrated shoulder strap ensures ease of portability to a sporting event or hunting stand
Battery lasts up to 10 hours on the lowest heat setting; two hours on the highest heat setting
Recharges via included AC adapter in three hours
16″ L x 14″ W x 3″ H. (2 3/4 lbs.)
Priced at $99.95
Source [Coolest Gadgets]