For Large Rolls: Max. Roll length is 4.92 inches. Even holds extra large rolls of toilet paper. A large stainless steel knob at the end of the rod keeps the toilet paper roll from falling out. Anti-rust: The toilet paper holder (including bracket and screws) is made of high-quality SUS 304 stainless steel to prevent corrosion and rust. Ideal for wet environments such as bathrooms and kitchens. Anti-rotation: Our bathroom paper towel holder is designed with a unique groove, and the screw on the bracket is tightened to prevent rotation. Won't wobble or fall off just enjoy this sturdy and durable design. Easy to install: Install on the wall or even under the cabinet. Screw installation is suitable for all smooth walls, including but not limited to tiled walls, painted walls, and marble walls.