Specification Brand : Clever Choice BulletPoint1 : Compatible with all type insulin pens sold in the USA BulletPoint2 : Triple-Bevel Cut for a Sharper Point BulletPoint3 : Latex free BulletPoint4 : Thin Wall Cannulas for an Easier Flow BulletPoint5 : NOTE: These are NOT Syringes, they are needles for use with insulin pens BulletPoint6 : Non-toxic, pyrogen-free. BulletPoint7 : Not finding what you need? visit the Elimedical-US storefront -> Color : Blue - 31 Gauge 5mm ExternallyAssignedProductIdentifier : 00810008212097 ExternallyAssignedProductIdentifier1 : 898302140599 ExternallyAssignedProductIdentifier2 : 0898302140599 FcShelfLife : 821.55 days FdaDeviceClassification : ii FdaIndicationOfUse : otc_and_rx FdaInstructionsForUseType : consumer FdaLabelType : consumer FdaPremarketApprovalNumber510k : K170988 GpsrSafetyAttestation : 1 IncludedComponents : 100 Safety Pen Needles IsExpirationDatedProduct : 1 IsLotControlledProduct : 1 ItemName : Comfort EZ Insulin Pen Needles, 32G 4mm - 100 per Box ItemPackageDimensions_Height : 13.3096 centimeters ItemPackageDimensions_Length : 6.7056 centimeters ItemPackageDimensions_Width : 7.1882 centimeters ItemPackageQuantity : 144 ItemTypeKeyword : professional-medical-hypodermic-needles Manufacturer : Simple Diagnostics Material : Stainless Steel Material1 : Plastic Material2 : Metal ModelNumber : 32G4 NumberOfBoxes : 1 NumberOfItems : 1 PartNumber : 32G4 ProductDescription : NOTE: These are NOT Syringes, they are needles for use with insulin pens