LIMITED TIME OFFER PRICE MAY INCREASE SOON -- THIS ITEM IS 100% SATISFACTION GUARANTEECustomize to you own needs: Extra 8" High Extra 5" High or Extra 3" High, the opening is 3" X 3" X 3/4" deepbed riser Safely Support a Total of up to 1,300 Pounds! Won't Scratch or Dent Hardwood Floorsbed lifters or Caster fits safely and securely into the recess cup built into the bed riser Adjustable Bed Riser System Instantly Creates Additional Under Bed Storagebed frame risers High quality bed lift great idea for storage under the bed