4pcs Car Door Protection Pads Silica Gel Car Door Closing Silent Anticollision Sticker Universal Shock-absorbing And Soundproofing Pad Features: silica gel MATERIAL: Made of persistent, thickened silica gel that absorbs shocks and protects your car doors from damage. Weather Resistance - the pads retain their shape and effectiveness for a long time. NOISE & VIBRATION REDUCTION:Effectively reduces door closing noises and vibrations for a quieter and more pleasant ride. Prevents door panel collisions and minimizes wear and tear both the car door and the frame. EASY ASSEMBLY: No tools required - simply peel and stick for instant. The strong adhesive ensures a secure and long-lasting hold. UNIVERSAL APPLICATION: Can be installed various moving parts, such as car doors, trunk, hood and more, to provide integrated protection where it is needed. NOTES：Please clean the appearance of the door frame before attaching the pads to ensure consummate adhesion. Deviations of 1-2 cm are possible with manual measurements. Product Description: Material: silica gel . Size: 2.7 * 1 cm . Color: . Includes: 1x4pcs door dashpot pads.