summer cool scarf (ice pack ,cold pack ) it is reusable just put it in water then can use 1.summer cool scarf (ice pack ,cold pack )2.there is grain in it,the grain is SAP3.when put in water about 1-2 minutes,it can get dilatation at the same time it become very cooler,it is very popular product in Summer 4.you can use it all the day,it is reusable.5.wash in water ice neck cooler scarf