86mm Wide Mouth Mason Jar Lids – Reusable Leak-Proof Seal

Keep Food Fresh & Organised with Reusable Wide Mouth Mason Jar Lids

Say goodbye to flimsy, one-use lids! These 86mm wide mouth mason jar lids are built from food-grade PP plastic with a premium silicone gasket for a truly airtight, leak-proof seal. Whether you're preserving homemade jams, organising dry pantry staples, or storing craft supplies, these lids deliver a secure, snug fit every single time.

Why You'll Love These Mason Jar Lids

• Perfect Fit – 86mm (3.39") Diameter: Engineered specifically for standard wide-mouth mason jars, giving you a reliable, wobble-free closure.
• Airtight Silicone Gasket: The built-in high-quality silicone seal locks in freshness and keeps spills, odours, and moisture out.
• Food-Safe PP Plastic: Made from high-grade, BPA-conscious polypropylene — FCM certified and safe for direct food contact.
• Reusable & Eco-Friendly: Wash, rinse, and reuse over and over — cut down on waste compared to disposable lids.
• Clean, Neutral White Finish: A classic white look that suits any kitchen, pantry, or storage shelf beautifully.
• Versatile Use: Ideal for preserving foods, fermenting, pickling, dry goods storage, and even craft supply organisation.

Specifications

What's in the Box?

• 1 or 16 x PP Plastic Wide Mouth Mason Jar Lid (86mm) — choose your pack size

Related Products You May Like

• Browse our full Food Storage range
• 1.4W Solar Bird Bath Fountain Pump – Garden & Pond
• 1/2" & 3/4" PPR Water Pipe Tap – Alloy Steel Anti-Corrosion

For general guidance on safe food storage and preservation best practices, visit the FDA's Safe Food Storage resource.

Learn more: Food storage container

Frequently Asked Questions

Q: What size mason jars do these 86mm lids fit?

A: These lids are designed for standard wide mouth mason jars with an outer rim diameter of 86mm (approximately 3.39 inches or 8.6 cm). Always check your jar's rim diameter before purchasing to ensure a proper fit.

Q: Are these mason jar lids safe for food contact?

A: Yes! These lids are made from food-grade PP plastic and carry FCM (Food Contact Material) certification, meaning they have been tested and approved for direct contact with food. The silicone gasket is also food-safe, ensuring your stored items stay fresh and uncontaminated.

Q: Can I use these lids for canning or pressure sealing?

A: These reusable mason jar lids are designed for everyday storage, preserving, and refrigerator use. They provide an excellent airtight and leak-proof seal for pantry goods, dry ingredients, and refrigerated foods. They are not intended as a replacement for traditional two-piece canning lids used in high-heat water bath or pressure canning processes.

Q: How do I clean these reusable jar lids?

A: Simply hand wash with warm soapy water and allow to dry fully before reuse. The durable PP plastic and silicone gasket hold up well to regular washing, making these lids a long-lasting, eco-friendly storage solution.