Reddit reviews Coopache Invisible Ring Size Adjuster for Loose Rings – Ring Guard, Ring Sizer, 6 Sizes Fit Almost Any Ring. [12pcs]

6 SIZES: Ring size adjuster is made of PU in 1.2 mm /2 mm /3mm / 4mm wide,ring resizers are so comfortable that you even don't feel it's thereLENGTH: 10cm/4 inch,can be shortened to adjust size reduction.easy to apply, no adhesive, chemicals or fasteners requiredEASY TO CLEAN: Can be Easily Wiped Off to Remove Dirt, Oil, Prevents water-retention & contaminant build-up.Stays on for longer and is more comfortable than other ring size adjustersPERFECT SOLUTION : Innovative, spiral-based design provides a long-lasting and snug fit for most rings,wrap easily around the back of any ring band. It Works for All Rings with a Shank Width of 7mm (0.3in) or Less (Does Not Work for Rings Wider Than 7mm or 0.3in)EASY TO FIT AND USE: which has advantages of abrasion resistance, oil resistance, transparency, good elasticity.Easy to use,will not come off whenever you take off the ring.