A. Heavy Duty and Durable: The ceiling hanging hook is made of metal, capable of holding up to 7 pounds. It is versatile, waterproof and rust-resistant, leaving no trace when removed. Suitable for hanging items indoors or outdoors. B. No Drilling and Screwing: Use this ceiling command hooks on ceilings or walls. Suitable for hanging plants, wind chimes, lights and Christmas party decorations. C. Safety Latch Design: Helps prevent items from accidentally falling due to impacts or bumps, providing protection for your home and preventing damage to hanging items. D. Easy Installation: The ceiling hooks adhesive can be securely attached to various surfaces such as glass, metal, wood, tile and concrete. Simply peel off the protective film and stick it in place to complete the installation. E. Metal Material: The hook body is made of carbon steel, ensuring durability and rust resistance. The post thickness is 8mm and the hanging hook thickness is 4mm, guaranteeing strength and reliability for safely hanging heavy items.