Digital crochet pattern · Printable PDF
Give a familiar jar a reusable handmade sleeve. This crochet Mason jar cozy pattern is designed around a standard 16 oz wide-mouth jar, with a flat base, straight sides, and a corded-looking finished edge. It is a compact project for a breakfast jar, cold drink, dry-goods container, or small kitchen gift.
- Skill level
- Advanced Beginner
- Format
- Printable PDF · US crochet terms
- Delivery
- Digital download through Etsy
Pattern only. No finished item, yarn, tools, or accessories are included.
Why you’ll love this project
A textured sleeve changes how a smooth glass jar feels in the hand and makes jars easier to tell apart by color. It can also make a simple container feel more intentional on a desk or breakfast table without changing the jar itself.
This project is fitted rather than free-form. The pattern’s one-piece, bottom-up construction helps the base and sides work together. Check the cozy against your actual jar as you go, especially if its shape differs from the standard wide-mouth example.
Plan your materials and fit
Materials overview: Worsted / #4 cotton yarn and a 5.0 mm (H-8) crochet hook.
Finished size: Designed for a standard 16 oz (473 ml) wide-mouth Mason jar. Approximately 4.25 in tall with a 3.5 in base diameter.
The listing calls for worsted / #4 cotton and a 5.0 mm (H-8) hook. It gives an approximate finished height of 4.25 inches and a base diameter of 3.5 inches. Although the pattern includes size-adjustment guidance, start by checking gauge and the jar’s measurements.
Different 16 oz jars can have slightly different profiles. A sleeve should fit without forcing it over the glass or bunching beneath the base. Follow the PDF’s stitch counts, gauge, and finishing notes; do not assume that changing the hook alone will solve every fit difference.
What you’ll receive
Your Etsy purchase is a digital PDF with the project guidance listed below. The finished items and styling accessories in the photos are not part of the order.
- Full printable pattern with step-by-step photos
- US crochet terms and exact stitch counts
- Yarn, materials, gauge, and finished measurements
- Size-adjustment guidance and troubleshooting
- Care instructions and printer-friendly quick reference
Read the full PDF before starting. Eatyoom’s page is a planning overview, not the complete pattern or a substitute for its stitch-by-stitch instructions.
Make it part of everyday life
Use a removable cozy around a suitable jar for overnight oats, snacks, cold drinks, or dry storage. The jar and its lid—not the crochet—must provide the food-safe container and seal. Remove the sleeve to inspect and wash the glass, and let the textile dry fully before putting it back on.
This cozy is not protective equipment. It does not make glass shatterproof, heatproof, or safe for sudden temperature changes. Remove it before heating and follow the jar manufacturer’s instructions. Do not use the sleeve as a handle to lift a heavy or slippery jar.
A closer look at the project
Compare the shape, texture, and finishing details as you plan your version. Yarn and tension affect the final appearance.
Pattern questions
Which jar does it fit?
The pattern is designed for a standard 16 oz (473 ml) wide-mouth Mason jar. Check your jar’s shape and the pattern’s gauge before beginning.
Are the jar and yarn included?
No. The purchase contains a downloadable PDF. The jar, finished cozy, yarn, and accessories shown are not included.
Can I use it for hot jars?
Do not rely on crochet for heat protection. Follow the jar’s safety instructions and use appropriate equipment for handling hot glass.
Download your PDF and get started
Follow the Etsy link to check the current price and listing details, then complete checkout there. After payment confirmation, use Etsy in a web browser to access your purchase and download the file. Guest buyers receive a download link in their receipt email.
Need help finding the file? Read our digital pattern and download guide. For order-specific issues, contact the seller through your Etsy order.
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