Specification Brand : Generic BulletPoint1 : [8 STYLES] You can get 160pcs pin keepers locking clasp for uniform badges comfort fit tie tack lapel pin backing holder clasp. Provide you a nice selection to fit your different needs. BulletPoint2 : [EASY TO INSTALL & REMOVE] These pin locks back are easy to put on and take off without any tools. For the metal pin keepers, simply pull up the enamel pin back to secure onto and remove. For the butterfly clutch pin backs, push the trigger to secure onto and release. BulletPoint3 : [MULTIPLE USES]Flat head clamp,Needle back lock sets are applicable to Brooch, tie, Cap Badge, Badge, Uniform, Back Lining Bracket Buckle, Lapel pin, Enamel pin and so on, great for jewelry making and crafts,Without Needle. BulletPoint4 : [REPLACEMENT]Pin clutch backs are necessaries for replacement uniform, clasp badges, name tags, Insignia,brooch pins,hat pin and more. BulletPoint5 : [PLASTIC BOX CONTAINER]The safety locking backs are stored in a plastic box container, which is stored separately according to style, which is convenient to carry and store. ChainType : No Chain Type ClaspType : Pin Collection : All Color : Silver CpsiaCautionaryStatement : no_warning_applicable Department : Unisex Child ExternallyAssignedProductIdentifier1 : 051497314163 ExternallyAssignedProductIdentifier2 : 0051497314163 FinishType : Polished GemType : no gemstone GpsrSafetyAttestation : 1 ItemName : Lapel Pin Backs, Locking Pins Backs Safety Clasp Brooch, Rubber Pins Keepers Black, Brooch Pin Disk Base Disc Blank Round Secure Lock, Butterfly Clutch Back Lining, Pin Cap Retainer, Needleless ItemPackageDimensions_Height : 12.8016 centimeters ItemPackageDimensions_Length : 2.3876 centimeters ItemPackageDimensions_Width : 6.7056 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : jewelry-making-pin-backs Manufacturer : OL004 Material : PVC Rubber, Plastic Material1 : Polyvinyl Chloride Material2 : Metal Material3 : Rubber Material4 : Copper Material5 : Gold MetalStamp : No Metal Stamp MetalType : jeweler class metal ModelName : PIN BACKS ModelNumber : OL004 NumberOfBoxes : 1 NumberOfItems : 8 NumberOfPieces : 160 OccasionType : Anniversary PartNumber : OL004 ProductDescription : More Applications: lapel pin,tie tack, insignia and jewelry *Several colors and styles can suit badges of different colors. *Can be used in case your pin clutch backs are lost. *Fix your badges well *Small and portable so that can be put in your bags.