They pack into a tiny stuff sack and are great for emergencies. I bought mine extra large to go over my winter gloves. But the other day I was out wearing my summer gloves on a chilly morning and my fingers started going white. I popped these over-gloves on and almost immediately recovered and was able to continue my journey in comfort. Any Raynaud's sufferers reading this will appreciate a low cost, easily carried life saver. VFM = 10/10