• Variation SIZE refers to the internal size of the covers or your rod size
• If you are going to use them with threaded rods or bolts, you can use one size smaller if you want tight fit and exact size for loose fit, as the threaded part is smaller to fit in similar size nut (choose 3.5mm for M4 bolts for tight fit and 4mm for loose fit, same for M2,M3, M5,M6,M8,M10,M12 etc)
• If you buy these for using as chair or table feet, keep in mind they are very soft and may wear earlier than expected.
• Soft PVC Silicone Protective Cap
• Environmental Friendly
• 1.5-11.5mm diameters has length of 15mm and 0.8mm wall thickness
• 12.5-15.5mm diameters has length of 20mm and 1mm wall thickness
• 17-25mm diameters has length of 25mm and 1.2mm (22-25mm are 1.5mm) wall thickness
• 12 and 16mm diameters has length of  22mm and 1.2mm wall thickness
• Due to manufacturing process all the above sizes can vary with 20%