... box , 30 pieces in a cotton box. Circumstance of Ice Pads usingGifts for exhibition promotion, commercial souvenir, opening ceremony, anniversary, ... , awards, employee benefits, appreciation etc. Possible Application of Ice Pads:Set pad in automobile, chair cushion, ice mattress, bed, ... can absorb the heat from human by liquefaction. It can always keep 9-10 °C temperature difference with human body ...