Use these On-Stage ASP3001 small foam speaker platforms in a studio setting. They are perfect for studio engineers who want to get a more accurate audio picture of their recordings. Each platform measures 6.5' x 11.5' x 1.5' and weighs 0.15 lbs. The pair weighs about 0.4 lbs. They come with two bases and two wedges and can accommodate studio monitors up to 6.5' in width and 11.5' in depth.