GW Fabric Protector is a uniquely formulated protectant for fabric and leather finishes. Use GW Fabric Guard to protect your vehicle’s upholstery from accidental spills, sweat, body oils and other contaminants that Damages a vehicle’s interior from every day use. GW Protector will not change the feel, look or breathability of the fabric. You can even use it to protect convertible tops! GW fabric protect will create a barrier on the surface treated to prevent water from seeping.