Pro Glide Bed Risers to Elevate Bed Height, Set of 4 Increases height of the bed (measured from floor to bottom of bedframe) to approximately 10" These glides are made from heavy duty plastic and designed to replace your current glide or wheels. Many use the increased under-bed storage space to store out of season clothing, out of season decorations, exercise equipment, and toys Includes four bases, four top pieces, and four plastic plug inserts to ensure a tight fit. 5.5" Tall (provides total bed frame height of about 10" when installed)