[EVA Sandwich Design] Anti vibration pads are made of high strength rubber with a blue EVA layer. EVA materials have excellent sound and vibration damping properties. The combination of EVA and rubber provides both durability and better shock absorption than ordinary rubber pads. [Strong Loading Capacity] Anti vibration mats measures 4x4x7/8Inch. Load capacity is 60 psi and each pad can hold up to 960 lbs. Mats are stable, oil and weather . not affected by other substances. Sturdy and , good choice for long term use in outdoor or indoor! [Non Slip Design] Ribbed rubber on top and bottom provides excellent friction, even in high vibration environments. Avoid machine sliding during operation. 7/8 IN thickness raise machine to avoid leaks and water entry at bottom of machine. Mats can lengthen service life of machine. [Wide Application] Vibration isolation pads can be used in applications. Such as air compressor, heavy duty mini split heat pump, condenser unit, HVAC system, stereo equipment, 3D printer, treadmill. Can also be used in the home, such as washer, dryers, bed, sofa, etc. [Please Note] Package contains 4pcs 4x4x7/8Inch vibration absorbing pads. ly made rubber may have some odor, please don't worry about it. Color: Blue & Black Material: EVA Size:102x102x22mm Package Contents: 4 * Anti Vibration Pads Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.