Raise Its - Clear Furniture Risers (8 Pack) - Set of two 8-packs A great solution for your home, easily adjusts beds and other furniture to increase home (underbed) storage and improve ergonomics Raise Its non-slip inserts won't slip on hard surfaces allowing you to safely adjust furniture height Made from rugged, durable plastic and interlock as you stack them Raise Its are 4" x 4" and 1" in height (each) / No Tools Required - Holds Up To 600 lbs Each 16 Pack = 1 Bed 4" Higher / or / 2 Beds 2" Higher / or / 4 beds 1" higher