- Material: silicone 2. Soft and tough to prevent the baby from being awakened when the door is closed 3. Block the pop-up of the lock core and reduce noise 4. When the door is closed, the distance between the door and the door frame is 1 mm, which can be used 5. Silicone material, free to bend and fold 6. Four-speed adjustable design, suitable for different types of handles 7. The thickness of the middle baffle is 11 mm 8. Size: 22x10.6 cm 9. Weight: about 17 grams