There is no need to worry about how to deal with it anymore. This ring size adjuster can prevent the ring from sliding off your finger and make its size fit you perfectly. What's more, it is transparent, so it won't destroy the beauty of your ring.
eBay
Bicycle Fender Portable Mountain Bike Mudguard Mini Road Bike Fender Ultralight MTB Mud Guard Bicycle Front Rear Mud Guard
Aliexpress UK
XS -2.0mm Fit 0.03-0.08in (0.8-2.0mm) width rings. S -3.0mm Fit 0.08-0.12in (2.0-3.0mm) width rings. M - 4.0mm Fit 0.1-0.16in (2.5-4.0 mm) width rings. L - 5.0mm Fit 0.14-0.20in (3.5-5.0 mm) width rings.
eBay
Silicone Faucet Splash Guard, Kitchen Sink Splash Guard Behind, Faucet Handle Drip Catcher Tray, Sink Splash Guard Mat Faucet
Aliexpress UK
Loose Ring Size Adjuster (TPU Material). Ideal For : Quickly and discreetly adjusting loose rings for a secure, comfortable fit. Perfect for preserving your favorite rings! Easy to Use : Wrap around the ring, adjust for a perfect fit, and cut off excess.
eBay
WEST BIKING 2Pcs Bike Fenders Mudguard Dustproof Cycling Splash Guard Universal Bicycle Mudguard Splash Proof for Mountain Bike
Aliexpress UK
You’ll hardly notice it’s there. A practical solution for rings that slip due to knuckle issues. Set of 8 adjusters in 8 different sizes, designed to reduce ring size by approx. Fits ring bands from 1mm to 10mm wide.
eBay
Vegetable Slicer Guard Finger Hand Protector Guard Plastic Finger Guard Safety Clip for Slicing Shredding & Chopping Vegetables
Aliexpress UK
Holding The Ring And Adjuster Slide Onto Your Finger. Simply Bend Your Chosen Adjuster To Fit Inside Your Ring. Durable, Flexible, Invisible and Comfortable. 8 x Pieces of a Silicone Ring Size Adjusters To Fit Rings With Widths Ranging From 1mm To 10mm wide.
eBay
2pcs Bike Mudguard Set Bicycle Fenders Splash Fender Guard Set Road Mountain MTB Front Rear Mudguard Cycling Riding Accessories
Aliexpress UK
This ring size adjuster is designed for loose rings, it is easy to wear and make an over-sized ring fit perfectly Materials: PU Material, Soft & Comfortable Size: 2mm round, 4mm round, 3mm flat, 4mm flat Length: 10cm/4 inch Color: Transparent Package: 2mm round ring size adjuster 1 pieces 4mm round ring size adjuster 1 pieces 3mm flat ring size adjuster 1 pieces 5mm flat ring size adjuster 1 pieces.
eBay
1PC Finger protectors, vegetable cutters, hand guards, finger guards, kitchen guards
Aliexpress UK
Final view:Just push up (or down) on the middle band of the ring guard to tighten or loosen it on your finger. 3: with pliers.in a circular motion,tighten the ring guard arm to your ring’s shank.Repeat for second arm.
eBay
ENLEE Rubber Bicycle Guard Chain Protector Road Mountain Bike MTB Frame Silicone Protection Ring 4pcs Per Set Cycling Accessorie
Aliexpress UK
Made of Silicone. Fits well for ring width 1-10mm. Reduces ring size 0.5-1. Key Features.
eBay
Guard Garbage Stopper Ring Cover For Home Kitchen Sink Rubber Quiet Collar Sink Baffle Reduce Disposer Noise Tools
Aliexpress UK