... mm) 100,150,200,300 height of corrugation(mm) 7 7090 Cooling pad (Cooling Pad, Water cooling pad) Characteristics 1. It is made from special paper with ... the surface, with cooling efficiency above 80%.3.This product contains no surface active agents, absorbing water naturally, diffusing at ... harmless, green, safe, energy-saving, environmental protection, economical and applicable. 7090 Cooling pad