Plastic Size of Table Risers: Raise 2 in height.The short bed risers 2 inch size: 3.07*3.07*2.5 inch. The internal size((W*L*H)): 3.07*3.07*0.3 inch Materia: Chair risers are made of sturdy ABS plastic and rubber which can handle up to 6000 lbs, don't scratch furniture and floor Exquisite and Frim: Upgrade risers for table legs are more exquisite and compact, and does not take up space.These bed raisers are all equipped with self-adhesive, furniture legs will more stable Occasion: This bed raisers fit into raising up desks, sofas, chairs, couches, tables, cabinets and beds Benefit: The furniture risers 2 inch are not only give you more storage space. And the added height make more convenient for vacuum cleaners or robot vacuum