Description:PVC Material: The frameless glass shower door sweep is constructed from clear PVC, which is durable, water-resistant, and easy to maintain, ensuring a long-lasting seal.Great Water Barrier: The double drip rail feature effectively channels water back into the shower enclosure, and blends seamlessly with the glass door reducing the risk of water leakage and keeping the bathroom floor dry, preserving the aesthetic appeal of the shower area.Easy to Install: Place the new seal below the shower door, push up, and press the seal firmly onto the bottom of the door to direct water back inside, making sure it sits evenly and makes full contact.