The DreamLine Sapphire is a semi-frameless sliding bypass shower or tub door with a modern, elegant design and a striking look. The Sapphire features thick tempered glass, convenient dual towel bars and sleek rollers for smooth gliding action. SafeClose bumper guides and integrated vinyl inside wall profiles offer glass safety and operational security for the Sapphire. DreamLine exclusive ClearMax water and stain resistant glass coating provides superior protection from buildup and easy maintenance. Drilling into the threshold is required for installation of this product and professional installation is recommended. Limited Lifetime Manufacturer Warranty. Turn your shower space into a gem with the Sapphire shower door!