High quality materials:Plastic overall, strong, durable, wear-resistant, load-bearing Shock-absorbingDesign: Adjustable barbs on the inner ring of the foot channel to hold the washer feet firmly and prevent sliding for added stability Adjustable design:360 degree spiral lift of the washing machine feet, rotatable to the desired height, 275-394" height adjustment Installation: Adjust the desired height, rotate the latch to secure the feet and fix the feet.Add a small amount of water to the bottom and press firmly to secure to the floor Flexible fit: Not only for steps, slopes, narrow and wet environments, but also for washing machines, sofa legs, wardrobe legs, household appliances, etc.Colour: grey Material: PlasticContents of the package: 4 feet Only the contents of the above package are available, no other products are included.Caution:Light reflections and different monitors may cause the colour of the items in the pictures to vary somewhat from the real thing.Permissible measurement error is +/- 1-3 cm.