Compatibility: these o-ring gaskets are compatible with for kitchen centers and Osterizer blender; The gasket measures about 1 inch/4 cm in inner diameter and a couple of inch/6 cm in outside diameter, please ensure length before searching Quality: manufactured from elastic rubber material, these O-gasket rubber gaskets shouldn't completely but in addition have pleasant elasticity, very long time to apply Well sealed design: with the silicone material, which is soft passable to allow a reputable seal, you do not need to emphasize about leaking, your usual gasket may well wreck from years of wear and tear, and this one is a pleasant alternative for it Bring you convenience: the rubber o-ring gasket is straightforward to install, saving you a lot of time, easily replace the gasket part which is broken, making life more useful colour: as shown Material: Silicone Package Contents: 4 x Sealing Ring Gaskets Only the above kit content, different merchandise are usually not included. Note: Light and assorted exhibits can cause the colour of the thing within the photo just a little diversified from the genuine thing. The size allowed error is +/- 1-3cm.