Powerful 1000g pulling force for stable closure. Constant rebound force design ensures even closing. Durable multi-strand steel wire. Ideal for heavy doors and shower curtains. Features 1. Powerful pulling force: The shower curtain door closer has added a powerful pulling force of 1000g. Whether it's home doors, curtains, or shower curtains, they can all be stably closed under their function. The pull wire it uses is made of multi strand solid steel wire casting, which can withstand the test of long-term and high-frequency use. 2. Stable closing: The unique constant rebound force design of the automatic shower curtain door closer is the highlight of this automatic door closer. It abandons the disadvantage of uneven rebound force of traditional door closers, keeping the door in a stable and uniform pullback state during the closing process. 3. Precise control: With its stable and uniform pullback performance, the shower curtain automatic closer achieves precise control over the door closing process. You don't have to worry about the door swinging quickly and injuring people, nor do you have to worry about safety hazards caused by not closing the door tightly. 4. Easy installation: To facilitate your installation, we provide strong adhesive and screws. You can freely choose the installation method based on the material, usage scenario, and personal needs of the door. 5. Widely applicable: Whether it is residential, office, hotel, shopping center, school, or other public places, this automatic curtain opener can perfectly adapt. Bring more convenience and comfort to your life and work. Specifications: Material: Steel Wire+ABS Product size: 62x62x25mm Weight: 105g Tensile strength: 1000 Package Include: 1x no punching drawstring door closer