Premium Material: Our door handle buffers are made from premium soft gel. Soft, durable, and strong, they won't break easily, providing reliable long-term protection for your walls. Easy Installation Without Drilling: Thanks to their self-adhesive design, these buffers install in seconds. Simply peel off the protective film and apply them to a clean, dry wall. No tools are required, and removal leaves no residue or damage to the surface. Extra Strong 3M Adhesive: Equipped with advanced 3M adhesive, these protectors adhere firmly to smooth, clean surfaces. Their strong bond ensures they stay securely in place and won't fall off, even after repeated use. Reusable and Economical: These transparent protectors can be washed with water to restore their original stickiness. Once naturally dried, they are ready to be reused, making them a practical and environmentally friendly solution. Noise Reduction and Protection: These shock-absorbing buffers effectively dampen impacts and reduce noise when doors are opened or closed. Ideal for doors, cabinets, refrigerators, or furniture corners, they also protect your hands from accidental pinching. This product is sold by xiaosong on behalf of a third-party seller; it is a compatible product. None of the products offered in this store come with two batteries; they are powered by a single battery. Note: 1. Due to variations in lighting and screen settings, the product color may differ slightly from the images shown. 2. Please allow a measurement error of 1-3 cm due to manual measurement. 3. Please check that the size is suitable before purchasing. Thank you for your understanding!