Main function of the base is to highten the height of the floor standing home appliance,like washing machine,refrigerator and ice maker.reduce the washing machine noise when it is working.to protect it from wet enviroment.clean the bottom floor of the appliance easily.the adjustable size can fit for many size floor standing home appliance.weight capacity of the base is 130kg.it is enough weight capacity for many type of home appliance. specification: color: grey weight bearing: 130kg material: stainless + polypropylene single panel size: 18 x 18 cm / 7.09 x 7.09 inch (appr.) adjustable length: 43 - 66 cm / 16.93 - 25.98 inch (appr.) adjustable width: 43 - 66 cm / 16.93 - 25.98 inch (appr.) adjustable height: 9 - 13 cm / 3.54 - 5.12 inch (appr.)