Specification Brand : RingSlinky BulletPoint1 : RingSlinkys for rings 4 mm to 7 mm wide - one of each. Available in 6 sizes based on ring's width. Easy to use, no tools need. Be sure to check out Ring-Fit Ring Sizing Strips - awesome for rings 3mm and wider! BulletPoint2 : Made of coiled nylon for flexibility, durability, and comfort. Hypoallergenic Ring Guards for loose rings. BulletPoint3 : Can be shortened to decrease the amount of size reduction. BulletPoint4 : Easy to use, no tools needed. Great for people with arthritic knuckles. BulletPoint5 : A good fit on your ring makes a big difference in how well RingSlinkys work and feel. Choose the size that is slightly smaller than the the width of your ring. 100% Satisfaction Guarantee! Color : clear Color1 : Black,silver Color2 : Silver CustomerPackageType : Standard Packaging ExternallyAssignedProductIdentifier1 : 644730410373 ExternallyAssignedProductIdentifier2 : 0644730410373 GpsrSafetyAttestation : 1 IncludedComponents : Bag ItemDisplayWeight : 4.23 ounces ItemName : RingSlinky: Ring Size Reducer | Ring Guard | Ring Size Adjuster. Size: Mixed for rings 3 mm to 7 mm wide. ItemPackageDimensions_Height : 8.9 centimeters ItemPackageDimensions_Length : 0.4 centimeters ItemPackageDimensions_Width : 5.1 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : jewelry-sizers-and-mandrels Manufacturer : PGC INC Material : nylon ModelName : a ModelNumber : RS NumberOfBoxes : 1 NumberOfItems : 1 PartNumber : RS ProductDescription : This Metal Ring Sizers with USA Sizes and Half Sizes 1-15 (29 pcs) include half sizes and inner diameter sizes. They give an accurate measurement of your finger so that you can select the correct ring size. These ring sizers are all held on a metal ring. One side of each gauge is stamped with U.S. sizes 1-15 including half sizes, and the other side is stamped inside with USA sizes of the diameter in millimeters. This product is great for crafts, hobbies, and jewelry making. The USA sizes (inside diameter sizes in millimeters) include: 12.4, 12.9, 13.3, 13.7, 14.1, 14.5, 14.9, 15.3, 15.7, 16.1, 16.5, 16.9, 17.3, 17.7, 18.1, 18.5, 18.9, 19.4, 19.8, 20.2, 20.6, 21.0, 21.4, 21.8, 22.2, 22.6, 23.0, 23.4, and 23.8. The metal ring sizers are compact, lightweight, and easy to use and store. Please get in touch with us with any questions. Thanks for looking! ProductSiteLaunchDate : 2015-11-30T08:00:00.000Z Size : 4.0mm, 5.0mm, 6.0mm, Style : German SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 TargetAudienceKeyword : People TargetAudienceKeyword1 : Unisex Adult TargetAudienceKeyword2 : Unisex Children TargetAudienceKeyword3 : Adults TargetAudienceKeyword4 : Professional Audience TargetAudienceKeyword5 : jewelers UnitCount : 1 UnspscCode : 54100000 WarrantyDescription : no