Printable: Screen Printing, Dye Sublimation & Digital Printing. Weathermax fabrics may be spot washed by using a soapy solution of a mild detergent & lukewarm water. Rinse thoroughly with clean water to remove soap & allow to air dry. For mildew stains, prepare a solution of one cup bleach half cup of mild detergent per gallon of water. Spray on the entire are & allow soaking. Rinse with clean water & allow to dry. UVA & UVB: Ultraviolet Blockage: Over 99% Mullen Burst: ASTM D3786: 393 psi Air Permeability: ASTM D737: 1.3 cfm Spray Rating: AATCC 22: 100 Hydrostatic Pressure: AATCC 127: 65 cm UPF: Ultraviolet Protection Factor: 50+.