DIY Thundershirt

Abby is terrified of both thunder and fireworks.  Most storms she just goes in the closet in the bedroom or the one behind my office where the winter coats are kept.  We will put a soft pet bed in there and she'll lay on it the her head peering into the room. But when there are fireworks - she immediately goes into the  bedroom closet and as narrow as it is, folds herself up like an accordion