Trek7 Aqua Armor 16oz Waterproofing Spray is an advanced water based scientifically formulated finishing spray that provides superior and long lasting water and oil repellency for all outdoor fabrics. It helps fight staining and soiling from atmospheric contaminants. It is safe for all natural and synthetic outdoor fabrics. The 16oz bottle will treat approximately 80 square feet of fabric depending on your application type and the fabric being treated. Each bottle includes detailed directions and a manufacturer unconditional guarantee. Samples are not available.