It is suitable for all kinds of water-proof cloth, raincoat cloth, umbralla cloth ect. Textile and fibre cloth. To fix specimen on round frame for avoid being wrinkled. Set specimen on testing stand in 45 degrees slope. Pour 250cc. water into glass funnel for dipping on specimen, it may take 25-30 seconds. To test three times (TO adopt average value of integer)for observing the absorption degree, realizing the waterproof degree of surface.