RING NOODLE: Ring Size Reducer, Ring Guard, Ring Size Adjuster - 7 pack (1 of each size) Sizes based on ring width: Mini (0.5-1.5mm), Petite (2-3mm), Narrow (0.5-2mm), Medium (2.5-3.5mm), Wide (4-6mm), Extra Wide (6-7.5mm), Super Wide (7.5-9mm) Easy to use (no tools needed for this ring size reducer). Can easily be cut shorter for less size reduction. The Mini and Petite reduce ring size up to 1 size. The Narrow,Medium, Wide and X Wide reduces ring size by up to 2 sizes. Comfortable do to curved shape and hypoallergenic (medical grade vinyl) Kind to your ring! (does not scratch gold or silver) Costs far less than a full ring sizing. 100% Satisfaction Guarantee!