NOTE - Universal no drill curtain rod brackets are suitable for smooth surfaces (e.g. tile, metal, glass, wood, marble, stainless steel), for rough surfaces, please use screws to fix them (e.g. drywall, concrete wall, stucco wall, wallpaper) Dual Installation Curtain Rod Holder: Engineered with adhesive for no-drill installation on tile/metal/glass (20LB), includes screw holes for drywall/concrete walls (30LB). Universal brackets adapt to all wall types while protecting surfaces. Nail Free Curtain Rod Hooks: Crafted with premium waterproof material and anti-slip spring lock, securely holds 5/8Inch-1.5Inch rods. finish blends with modern bathrooms/bedrooms/kitchens decor. Universal No Drill Curtain Rod Bracket: Peel & stick adhesive works instantly, reaches full strength in 24hrs. Multi-Space Application: Functions as towel racks/kitchen hooks/bedroom hangers. Organize curtains/shower curtains/towels without damaging rental apartments/dorm rooms. Color:White Material:ABS Package Contents: 4 * Curtain Rod Brackets Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.