About Product:[the other] thermal insulation bag, ice bag, ice bag, also known as passive refrigerator is a with high insulation, the effect of constant temperature bag (with warm in winter and cool in summer role), a multi-purpose protect cold, heat preservation, preservation, and the high-quality materials production, convenient to carry, for like a car trip, holiday outing, family picnic, inner product for the pearl cotton covered synthetic aluminum foil reflective heat insulation layer, provides good heat preservation and heat insulation effect. From now on, you can in the car, outdoor carrying iced drinks, cold drinks and so on, do not have to endure warm drinks!