[ CHECK BEFORE PURCHASE ]: Fits round/square furniture legs with diameter/side length from 1.1" to 2.4". WARM TIPS: PLEASE MAKE SURE THAT YOUR FURNITURE LEGS ARE STRAIGHT BECAUSE THIS KIND OF RISERS ARE NOT SUITABLE FOR SLANTED FURNITURE LEGS. [ UPGRADE WIDEN VERSION ]: The fixture is suitable for furniture legs of 1.1 inch(28mm) to 2.4 inches(60mm), larger than others. You can adjust the width according the size of your furniture bed chair legs and lock tight by a screwdriver included so that it would't be wobbly. [ NOT EASILY FALL OFF ]: Unlike other bed risers without clamping device, any slightly movement may cause risers unstable and falling down from furniture feet, our risers hold the frame tightly with help from clamp mount constructure, won't fall off when lifting and moving the furniture. [ ELEVATE 4 INCH OF HEIGHT ]: Customizable bed risers system instantly creates additional 4 inch under bed storage space. Raise up your chair, bed, sofa, nightstand, table, desk, cabinet, making cleaning underneath furniture easier especial great for robot vacuums. [ HEAVY DUTY BED RISERS ]: Made of sturdy materials so these furniture risers are super strong and sturdy can easily lift up to 5000lbs, far more than the ordinary products in the market. [ PROTECT YOUR HARD SURFACES ]: Felt-pads fabric bottom design. Everyday use and movement of furniture can be damaging your hard floor surfaces. These risers protect your hardwood, ceramic tile and linoleum floors from marring and scratches. 【EASY to INSTALL】 - ZDDLOINP risers hold the furnitures frame tightly with the locked screws, won't fall down from furniture legs when lifting or moving the furniture. First, keep the furniture frame clean and dry with the cloth. Then put the furniture legs on the fixed side. Thirdly rotate the long screw to clamp risers tightly to your furniture. Chair Risers