sealing strip gasket ring Easy to Use: Easy to replace, no tools required, simply roll off the old gasket and pull on the new one. Silicone Gasket Seal Ring Material: Soft silicone constructed better sealing,safe and not deformed,will not crack, or leak. Sanitary ring silicone sealing gasket Size: Outside diameter: 9.5cm/3.75 inches; Inside diameter: 6.9cm/2.75 inches silicone gasket ring washer use for: uitable for Hardware, Home Improvement,refrigerator and freezer storage, food storage room, food or beverage transportation without leakage. Wide application: washer o rings spacers are suitable for long-term outdoor and indoor work. It is suitable for home maintenance, decoration, furniture production, outdoor factories, equipment, DIY craft products, etc.