Soft Tread Wood & Concrete Primer is a single component, waterbased Acrylic, penetrating primer to seal porous wood and porous concrete surfaces and provide exceptional adhesion for Soft or Safe Tread. Apply at only 200 square feet per gallon to seal porous surfaces and provide exceptional adhesion and “hold out” so that the Soft Tread or Safe Tread creates a uniform and continuous film on these surfaces without flash drying. This product is environmentally friendly and user friendly with Low VOC’s. Apply with conventional brush or roller for best results. Cleanup is fast and easy using only soap and water.