"Precise Fit for RV AC": RV air filters are precisely cut to 14 inch x 7.5 inch, ensuring compatibility with 3104928.019, 3313107.103, and 3105012.003 AC systems. This makes installation simple and hassle-free. "Premium Construction, ": Strong and , not prone to yellowing, and guaranteed to have higher durability over time. "Enhanced Filtration with Thicker Filter Cotton": Finer pore size effectively captures smaller particles, providing cleaner air and reducing the frequency of cleaning your vehicle. "Complete Value Package": Can be used for 3-6 months, maintaining the best air quality in your RV. Colour:Blue White Material:Sponge Package Contents: 3x Air conditioning filter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.