A cleverly designed chair raising system which works by allowing the user to raise the height of their furniture using 4 raisers with adhesive pads to firmly fix the furniture at the desired height:
 
Benefits and Features:
 
Can accomodate castors up to 70mm.
Can adjust the height of the raiser by twisting.
Easily attached to furniture.
Raises furniture between 1.5-4" 
Pack includes 4 raisers and 4 adhesive pads for furniture with block feet.
Generous weight limit of up to 100 stone.