... mm) 100,150,200,300 height of corrugation(mm)45 Green Cooling Pad Characteristics 1. It is made from special paper with ... .The evaporation area is bigger than the surface, with cooling efficiency above 80%.3.This product contains no surface active ... to cause skin allergies. It is non-toxic, harmless, green, safe, energy-saving, environmental protection, economical and applicable. Green cooling pad