Cozy Up Your Coffee: Three Easy Crochet Mug Cozy Patterns
There’s nothing quite like wrapping your hands around a warm mug on a crisp morning. But what if you could make that experience even cozier? Enter the crochet mug cozy! This simple, stash-busting project is perfect for adding a handmade touch to your daily routine.

Finished Size
These cozies are designed to be versatile, but here are the standard dimensions:
- Height: 3.5 inches (8 cm)
- Circumference: 9.5 inches (24 cm)

Gauge
18 stitches and 23 rows = 4×4 inches (10×10 cm) in your chosen stitch pattern.
Construction Overview
Each of these three cozies is constructed in exactly the same way: worked flat in a single rectangular piece. Once you’ve reached your desired length, you simply seam the two short ends together to form a tube.

Supplies
- Yarn: Worsted weight yarn (Weight 4 / Medium). We used The Pima Cotton from We Are Knitters. Around 50 yards.
- Hook: 5 mm (US size H/8)
- Notions: Tape measure, yarn needle, scissors.
Stitches & Abbreviations (US Terms)
- ch: Chain, sl st: Slip stitch, sc: Single crochet, dc: Double crochet, tr: Treble crochet, blo: Back loop only, sc 1-sp: Single crochet in the one-chain space
Special Stitches
Magic Circle: Used for the optional heart embellishment. Ch 3, then sl-st into the first ch to create a ring to work your stitches into.

Pattern Instructions
Pattern 1: Slipped Stitch Ribbing
- Foundation: With your chosen yarn, ch 38. Measure against your cup to ensure proper length.
- Row 1: Work 1 dc in the 2nd ch from the hook and in each ch across. Turn.
- Row 2: 1 sl st in each dc across. Turn.
- Row 3: Ch 1, 1 dc in each sl st across. Turn.
- Row 4+: Repeat Rows 2 and 3 until your piece measures 3.5 inches (9 cm) in height.
Pattern 2: Linen Stitch
- Foundation: Ch 38, turn.
- Row 1 (RS): Ch 1, 1 sc in the 2nd ch from the hook. *Ch 1, skip the next ch, 1 sc in the next ch. Repeat from * to the end of the row. Turn.
- Row 2 (WS): Ch 1, skip the first sc. *1 sc in the next sc 1-sp, ch 1, skip the next sc. Repeat from * to the end of the row. 1 sc in the last stitch. Turn.
- Row 3+: Repeat Row 2 until the piece measures 9.5 inches (24 cm) in length.

Pattern 3: Single Crochet Ribbing
- Foundation: Ch 38, turn.
- Row 1: 1 sc into the 2nd ch from the hook. 1 sc in each st to the end. Turn.
- Row 2: Ch 1, 1 sc in the back loop only (blo) of each st to the end. Turn.
- Row 3+: Repeat Row 2 until the piece measures 9.5 inches (24 cm) in length.
Assembly & Finishing
- When you finish the final row of your chosen pattern, sl st to finish the last stitch.
- Cut a length of yarn (leaving enough for sewing) and pull through to secure.
- Bring the two short ends of your rectangle together. Using your yarn needle and the long tail, seam the two ends together.
- Weave in all loose ends securely.
Hardware/Closures
These cozies are designed as simple slip-on sleeves and do not require any buttons, clasps, or additional hardware.
Styling Tips
Mix and match yarn colors to suit the seasons—think bright yellows for spring, warm terracotta for fall, and deep greens for winter.
Quick Reference Notes
- Remember to check your gauge or measure against your actual mug frequently as you work.
- Cotton yarn is best for this project as it handles heat well and absorbs minor spills.
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