Easy Free Mosaic Crochet Cup Cozy Pattern

The Cedar Lane Mosaic Crochet Cup Cozy is a quick and easy mosaic crochet cup cozy pattern that’s perfect for crocheters who want to learn overlay mosaic crochet. Made with just two colors and simple repeats, this beginner-friendly design creates a beautiful textured pattern while working up in under an hour. Whether you’re making a coffee sleeve for your favorite mug, a reusable coffee cup, or a handmade gift, this free pattern is a practical and enjoyable way to explore mosaic crochet.

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Cedar lane mosaic crochet cup cozy made in two different colors on a white background

Why You’ll Love This Mosaic Crochet Cup Cozy Pattern

  • A great introduction to overlay mosaic crochet. Simple repeats and an easy-to-follow chart make this a beginner-friendly project for crocheters who want to learn mosaic crochet.

  • Works up in under an hour. This quick project is perfect for an evening of crochet and gives you the satisfaction of a finished project in no time.

  • Uses just two different colors. Create a timeless mosaic crochet design without managing multiple colors at once.

  • A practical project you’ll actually use. Designed to fit most reusable coffee cups and includes instructions for resizing. This cozy helps protect your hands from hot and cold drinks while adding a handmade touch.

  • Great for leftover yarn. This project uses very little yarn, making it a great way to use up leftover worsted weight yarn and yarn scraps from your stash.
  • Perfect for gifts and market makes. These cup cozies work up quickly, use a small amount of yarn, and make thoughtful gifts for teachers, coworkers, friends, and coffee lovers.

What Skills Do I Need to Follow Along with this Free Cup Cozy Pattern?

Overlay mosaic crochet is much easier than it looks. To make this mosaic crochet cup cozy, you’ll need to know how to chain, single crochet, double crochet, and work in the front loop or back loop of a stitch. If you’re comfortable with those basic crochet skills, you’ll be ready to give overlay mosaic crochet a try.

If you’re completely new to overlay mosaic crochet, check out my Overlay Mosaic Crochet Tutorial where I walk through the basics step-by-step.

hand holding a teal and white crochet cup cozy against a white background next to a green crochet hook

Can I Use Acrylic Yarn for a Crochet Cup Cozy?

I made my Cedar Lane Mosaic Crochet Cup Cozy using acrylic yarn because it’s affordable, widely available, and comes in a huge variety of colors. Since the cozy wraps around the outside of your cup and does not come into direct contact with high heat, acrylic yarn works well for this project.

If you prefer natural fibers, cotton yarn is also a great option. Cotton is durable, washable, and commonly used for mug cozies and kitchen projects. Choose the yarn you enjoy working with and that best suits how you plan to use your cup cozy.

2026 Christmas in July Make Along

For the 8th Annual Christmas in July Make Along, we’re bringing you thirty-one days of free crochet and knitting patterns for gift ideas. You’ll have plenty of options to make the perfect gift. Each week has its own theme:


Week 1 (July 1-7): Babies, Kids, and Teens
Week 2 (July 8-14): Women
Week 3 (July 15-21): Gifts for Anyone
Week 4 (July 22-28): Home
Week 5 (July 29-31): Pets


We’ve also partnered with some of our favorite companies including Brown Sheep Company, Inc.DeniseForbidden Fiber Co.GlassEyesOnlineKnitter’s Relief BalmLennyMudPotteryStorey, Underground Crafter, Unicorn, and WalnutFarmDesigns to get ten amazing prizes for the make along giveaway!

The deadline for entering the giveaway is Tuesday, August 4, 2026 at 11:59pm Eastern.  Learn more about the make along here: https://undergroundcrafter.com/2026/06/30/8th-annual-christmas-in-july-make-along/

Disclaimer

This free crochet cup cozy pattern is © Ashley Parker of The Loopy Lamb. You’re welcome to sell the cup cozies made using it, I kindly request that you credit The Loopy Lamb as the pattern designer and link to https://theloopylamb.com.  This original pattern is for personal use only.  Please don’t copy, share, or repost the pattern itself, translate or alter it, or use my photos. Video tutorial creation using this pattern is strictly prohibited. 

Thank you for supporting indie designers by viewing this pattern right here on my blog. It helps me keep sharing free patterns with you.

Skill Level

  • Easy

Terminology: 

  • US Terms

Supplies:

Abbreviations:

  • BLO = Back Loop Only

  • CH(s) = Chain(s)

  • DDC = Drop Down Double Crochet

  • FLO = Front Loop Only

  • FO = Finish Off

  • Rep = Repeat

  • RS = Right Side

  • RSSCC = Reverse Slip Stitch Color Change

  • SC = Single Crochet

  • SL ST = Slip Stitch

  • ST(s) = Stitch(es)

  • YO = Yarn Over

Special Stitches & Techniques: 

  • Drop Down Double Crochet (DDC): Work a double crochet into the front loop of the stitch two rounds below in the same color, skipping the stitch directly behind on the current round.

  • Invisible Finish/Join: FO leaving a long tail. Thread the tail onto a tapestry needle.  Place the tapestry needle through the top of the 2nd ST from front to back and pull through.  Place tip of needle into top of the last ST of the round, under the back loop of the stitch, and pull through to the back of the work.  Weave in the end. Find a tutorial here: https://theloopylamb.com/invisible-finish-crochet-tutorial

  • Reverse Slip Stitch Color Change: Remove loop in current color from your hook and insert hook from the back of the fabric through to the front of the fabric through the first stitch of the Round. Place the loop of the current color back on the hook and pull it through the stitch to the back of the fabric. Yarn over (YO) with the new color and pull through the loop on your hook. YO and chain 1 to secure.

Finished Size:

  • Approx 4.25in wide x 3.75in tall when laid flat. – Fits most standard to-go cups. Samples are shown on cups that have a 10″ circumference at the widest point.

Gauge:

  • Approx. 8 sts x 8 rounds = 2”

Notes:

  • Gauge is vital to this project to ensure the cup cozy fits as expected. If you don’t plan on matching gauge, check out the note regarding resizing this project which will also enable you to use other yarn weights.

  • When measuring your gauge, measure it from the back of your swatch to get the most accurate measurement. If you’re unsure if your gauge measurement is correct, check out my Gauge Calculator Tool.

  • A 4.5 mm hook is the recommended hook size for this project however, use the hook size needed to meet gauge, based on your personal tension and yarn choice.

  • In Overlay Mosaic Crochet, you work one round of color at a time. This means that you will be changing colors at the end of every round. Color changes are made using the Reverse Slip Stitch Color Change (See Special Stitches & Techniques). To avoid weaving in ends, after completing the color change leave the old color attached (dropping it and leaving it out of work) and pick it back up when needed next, carrying the yarn up the inside seam of the cup cozy. Alternatively, you can cut each color when finished with it and weave in the ends.

  • How to Read the Written Pattern Instructions: The number indicated next to the instructions (i.e., DDC 7) means you’ll work a Drop Down Double Crochet stitch in the next 7 stitches. Where no number is indicated (i.e., DDC) you will do that stitch only once.

    • Numbers contained in the parentheses () at the end of each round indicate the number of stitches you should have after successfully completing each round. Rounds without a number indicated in parentheses indicate that the stitch count continues unchanged from the previous round.

  • This mosaic crochet cup cozy is worked in joined rounds (unless stated otherwise). Do not turn at the end of the round unless indicated. Placing a stitch marker in the first and/or last stitch of the round can help prevent losing stitches or picking up extra stitches.

  • How to Adjust the Size: To adjust the size of this project, change the length of the foundation chain. Create a foundation chain in multiples of 3 until it fits comfortably around your cup.
White and teal mosaic crochet cup cozy on a cup next to a teal and white cup cozy in a flat lay with yarn and a crochet hook

Cedar Lane Mosaic Crochet Cup Cozy Pattern

With Color A, CH 33. Taking care not to twist the chain, join the last chain to the first chain with a SL ST.


Round 1: CH 1. SC in the first ST and each ST across. RSSCC to Color B. (see Special Stitches and Techniques) (33)


Round 2: BLO SC in the first ST and each ST across. RSSCC to Color A. (33)

Beginning with Round 3, you may choose to follow either the written instructions or the chart. Rounds 3–14 end with an RSSCC to change colors. At the end of Round 15, fasten off using the Invisible Join (see Special Stitches and Techniques). The written instructions corresponding to the chart are provided below.


Round 3: *DDC 2, BLO SC, rep from * 11 more times. RSSCC to Color B.


Round 4: *BLO SC 2, DDC, rep from * 11 more times. RSSCC to Color A.

Round 5: BLO SC in the first ST and each ST across. RSSCC to Color B.


Round 6: Rep. Round 4.


Round 7: Rep. Round 3.


Round 8: Rep. Round 4.

Round 9: Rep. Round 5.


Round 10: Rep. Round 4.


Round 11: Rep. Round 3.


Round 12: Rep. Round 4.

Round 13: Rep. Round 5.


Round 14: Rep. Round 4.


Round 15: *DDC 2, BLO SC, rep from * 11 more times. FO using invisible join (see Special Stitches & Techniques). Weave in ends.

mosaic crochet cup cozy on a cup and one on a white background next to a crochet hook, scissors, tapestry needle and tape measure

Cedar Lane Mosaic Crochet Cup Cozy Chart

Cedar Lane Mosaic Crochet Cup Cozy Pattern Chart

More Mosaic Crochet Patterns to Try:

Other fabulous crochet coffee cup sleeves and cup cozy patterns to check out next:

Cedar Lane Mosaic Crochet Cup Cozy FAQs

Is this mosaic crochet cup cozy suitable for beginners?

Yes, this mosaic crochet cup cozy is designed with mosaic crochet beginners in mind. If you’re comfortable with basic crochet stitches such as chain, single crochet, and double crochet, this is a great first overlay mosaic crochet project.


Because the pattern uses simple repeats, only two colors, and a small stitch count, it’s an approachable way to learn the basics of overlay mosaic crochet without committing to a larger project.

Can I use a cotton yarn instead of acrylic yarn?

Absolutely! While I used acrylic yarn for my sample, cotton yarn also works well for this mosaic crochet cup cozy. Cotton is durable, washable, and commonly used for cup cozies because it holds its shape nicely. Keep in mind that changing the yarn fiber may affect your gauge, so be sure to check your measurements and adjust your hook size if needed.

How long does it take to make this mosaic crochet cup cozy?

Most crocheters can complete this project in under an hour. I made one during a particularly chatty crafting circle recently and it took me 40 minutes. The exact time will vary depending on your crochet speed and experience with overlay mosaic crochet, but this is a quick project that’s perfect for an evening of crochet. Because it uses a simple repeat and only two colors, it’s also a great project when you’re looking for a fast and satisfying finish.

What size cup does this cup cozy fit?

The finished cup cozy measures approximately 4.25 inches wide by 3.75 inches tall when laid flat and is designed to fit most standard to-go cups. The sample shown fits a cup with a circumference of approximately 10 inches at its widest point. If you need a different size, I’ve included instructions to help you adjust the foundation chain for a custom fit in the notes section.

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two mosaic crochet cup cozies in teal and white with text that says free mosaic crochet cup cozy pattern

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