The Watts Premier 50GPD RO Thin Film Membrane Replacement is a water filter designed for reverse osmosis filtration. Made in the United States, this compact and lightweight filter comes in a pack of 1 and measures 12.83×3.74×2.52 inches. With a yellow color and a weight of 0.45 pounds, this replacement membrane is essential for maintaining clean and safe water in your home or kitchen. The Watts brand is known for producing high-quality water purification products, making this filter a reliable choice for your filtration needs.