Waterproof Rate: It is the ability of the fabric to prevent water penetration. It is measured in millimeters of water per square meter of fabric in 24 hours (mm/m²/24h).
Transpiration: It is the ability of the fabric to expel body moisture in order to prevent sweating. It is measured in grams of body vapor per square meter of fabric in 24 hours. (g/m²/24h)