Box has been opened but doesn't look as if any has been used.

Genuine OEM Quadient (Neopost) 300393 single strip self-adhesive labels-Pack of 1000 

Manufacturer product code 300393. Length is 215mm x 39mm

Fits Quadient (formerly Neopost) Models: IJ-30 IJ-50 IJ-65 IJ-80 IJ-90 IJ-110 IS-5000 & IS-6000