Material: Copper Surface treatment: electroplating Accessories: double cup, tissue holder, single pole, bath towel holder, toilet brush (No punching by default) Punch-free installation steps: 1. Select the installation point and wipe off the water stains on the wall with a dry towel. 2. Apply nail-free glue, no need to fill it up. (Glue thickness higher than 3m paste) 3. Uncover the double-sided adhesive on the back and press firmly against the wall for 10 seconds. 4. Use auxiliary stickers to fix the product to ensure that the product does not move. 5. Wait 48 hours for the glue to solidify (72 hours for cold weather). 6. The installation is complete. Hole installation: 1. Select the ideal installation point and mark it. For best results, please avoid installing on wall posts. 2. On the installation point, mark the corresponding screw hole position of the base. 3. Drill holes on the tapped holes. 4. Insert the plastic expansion tube into the drilled hole and fix the base with screws. 5. Put the pendant on the base and tighten the fixing screws.