... long / easy to carry /reusable 4.OEM welcome Specification:cooling cushion economic, environmentally friendly, beautiful, and durable; can ... to precool.Ice mat content is ice crystals, a gel shape of ice, similar to the jelly, colloid ... days or more,according to quantity Characters:1.Good cooling effect,lower than environment temperature.2.Without any ... /ODM offered summer ice mat/cold pad/cooling bag