Kilner Clip Top Jar - Square

The Kilner Clip Top Square Jar Collection is a refined and versatile solution for food storage and home preserving. Part of the iconic Kilner Store & Preserve Collection, these square jars are designed to meet both aesthetic and practical needs in the modern kitchen. Whether you're organising dry pantry staples or preparing homemade preserves, Kilner jars provide long-lasting quality, airtight sealing, and the unmistakable vintage charm of the Kilner brand.

Manufactured using high-quality sodalime glass, each jar is built to ensure strength, clarity, and durability. The traditional orange rubber seal and stainless-steel clip top system create a secure, airtight closure that helps preserve freshness and flavour while preventing contamination. Each jar is embossed with the signature Kilner logo—a hallmark of trusted craftsmanship since 1842.

Available Sizes & Specifications

Key Features & Benefits

• High-Quality Glass Construction
  Crafted from durable, BPA-free sodalime glass, known for its clarity, strength, and resistance to thermal shock. Perfect for long-term use in the kitchen.
• Clip Top Lid with Airtight Seal
  Each jar features a high-grade stainless-steel clip and a removable orange rubber seal, providing an airtight seal that locks in freshness and flavour, keeping contents dry and free from contamination.
• Embossed Kilner Logo
  The jar body is embossed with the classic Kilner branding, celebrating over 180 years of trusted British heritage in home preservation.
• Versatile Usage
  Ideal for storing dry food items such as rice, pasta, flour, tea, coffee, lentils, nuts, and cereals. Also perfect for preserving jams, chutneys, pickles, and fermented foods like kimchi and sauerkraut.
• Sustainable & Reusable
  A great eco-friendly alternative to plastic containers. Kilner glass is non-toxic, odour-resistant, and doesn’t absorb flavours or stains. Reuse, refill, and recycle to help reduce plastic waste.
• Square Shape Design
  Optimised for efficient storage—the square base allows jars to sit neatly on shelves or in cupboards, making the most of your kitchen space.

Common Uses

• Pantry organisation: rice, pasta, grains, sugar, herbs & spices
• Home preserves: chutneys, jams, marmalades, fruit compotes
• Homemade gifts: cookie mixes, spice blends, layered dessert jars
• Fermentation: small-batch kimchi, pickled onions, sauerkraut
• Dry storage: nuts, seeds, coffee beans, baking ingredients

Care Instructions

• Jar: Dishwasher safe (remove seal and metal components before washing)
• Rubber Seal & Clip: Hand wash only. Dry thoroughly before reassembly
• Avoid sudden temperature changes—do not pour boiling liquids directly into cold jars
• Do not use in microwave, oven, or freezer

Frequently Asked Questions (FAQs)

Q: Can I use Kilner square jars for home preserving and canning?
A: Yes. Kilner Clip Top Jars are ideal for storing and preserving homemade jams, chutneys, sauces, and pickles. Ensure proper sterilisation and vacuum sealing methods are followed for food safety.

Q: Are the jars suitable for liquids?
A: Yes, the airtight seal makes them suitable for liquids like sauces, syrups, or infused oils—just avoid carbonated liquids which may compromise the seal or cause pressure build-up.

Q: Can I purchase replacement rubber seals?
A: Absolutely. Kilner replacement seals are available in standard sizes and can be ordered through most stockists or online retailers.

Q: Is the glass lead-free and BPA-free?
A: Yes. Kilner glass is made from natural materials, free from BPA, lead, or harmful chemicals, making it safe for food storage.

Q: What’s the difference between round and square jars?
A: Square jars offer more efficient stacking and space-saving advantages, while round jars are more traditional in design. Both serve the same purpose and feature Kilner’s signature clip-top sealing system.

Q: Can I freeze food in these jars?
A: No. These jars are not designed for freezing. The glass is not tested for freezer safety and may crack under extreme temperature changes.

Warranty Information

All Kilner Clip Top Square Jars are backed by a 12-month manufacturer’s warranty, covering defects in materials and craftsmanship under normal household use. The warranty does not cover:

• Breakage due to impact or misuse
• Damage from extreme temperature changes
• Seal or metal component degradation caused by dishwasher use

For any warranty claims or inquiries, please contact the retailer or Kilner customer service directly with proof of purchase.

About the Brand

Since 1842, Kilner has been a trusted British name in home storage and food preservation. Known for their reliable craftsmanship, classic designs, and commitment to sustainability, Kilner continues to inspire home cooks, crafters, and zero-waste enthusiasts around the world. The brand’s philosophy of Reuse, Refill, Recycle makes it a perfect fit for eco-conscious homes today.