Retractable Size & Material: Retractable double towel bar from 16 to 27.6 Inch, to meet the needs of different spaces, you can install it at any length. And double towel rail can hold more stuff. 1 inch(25mm) tube diameter. Made of SUS304 stainless steel polished chrome finished for a lasting strength and quality..Concealed secure mount design allows for easy, secure installation at any length and at any angle, allows you to cover any unsightly screw holes and continue a clean, sleek trend to your bath and shower. (The package included 2 packs of screw bags. 1 pack is enough for installation and use. The other is a free gift.).Easy to Install: Screws wall mounted installation, but not limited to tile and drywall, suit for your toilet, bathroom, washroom, powder room, kitchen...Comes complete with instructions and hardware for easy mounting..Sturdy, Durable and Modern Design: Simple and stylish style in your bathroom, never out of date and reliable. Sleek surfaces, no sharp edges, safely hang the bath towel, bathrobe, pants and shirt, swimsuits, coats, bags, shower caddy or other stuff. 304 stainless steel to make the towel rod more durable and more anti-rust..Warranty: iMomwee chrome finished double towel bar backed with 2 Years of Free Replacement Warranty. Towel bar holder can be permanently used once it's properly installed. Also as a modern style decoration in your bathroom.