Already a Standard Countermeasure for Japan!
Every year during the winter in Japan, there are popular winter items. Hasn't the thought passed your mind... if only I could move around during the day in my favorite blanket!
Groony will fulfill your wishes!
Groony keeps the warm in, and the cold out with specially developed "Groony Fibers". Not only is Groony warm, but also soft to the touch with a popular design. Even if you go abroad you can buy Groony at DOKODEMO!