The rubber anti-vibration pads can effectively reduce vibration and noise for your equipment, widely used in HVAC, air-conditioning equipment, washer, dryers, furniture, sports facility, and other equipment that require shock absorption. Specification: Color: Black Material: Rubber Size: 100 x 100 x 40 mm/ 3.94 x 3.94 x 1.6 inch(L*W*H) Packing List: 4 x Rubber Anti-Vibration Pads Advantage: The anti-vibration pads are made of good quality and professional rubber, which is oil-resistant and weather-proof, is durable, not easy to deform, and can withstand large gravity. The texture design of the vibration isolation pad can resist impact, prevent slipping, and reduce noise. Provide you with a quiet and comfortable environment Instruction: It is convenient to use. Just put the vibration isolation mats under the machine/equipment. Note : 1. There is a little smell when you use it for the first time, please disperse the smell in a ventilated place. 2. Please check the size before purchasing.