Ampwedge Polyurethane Amplifier Isolation Floor Wedge Allows variable angle adjustment to 20 degreesHigh-density integral skin urethaneMinimizes unwanted floor vibrationsImproves soundIntegrally molded gripSupports up to 150 lbs.Weight: 2 lbs.Dimensions: 12"W x 3"H x 8"DColor: BlackMade in the USA