Mermaid Shell Stitch Beanie and Cowl by Sarah Watson

Mermaid Shell Stitch Beanie and Cowl

Crochet
January 2026
Worsted (9 wpi) ?
3 repeats = 4 inches
in shells
4.5 mm
5.0 mm (H)
200 - 520 yards (183 - 475 m)
Baby (Toddler) Child (Teen/Adult Small) Adult Medium (Adult Large)
US
English
This pattern is available for $7.00 USD
buy it now or visit pattern website

Create a cozy, ocean-inspired beanie and cowl using a beautiful shell stitch that mimics mermaid scales. This crochet pattern includes instructions for a matching hat and cowl with rich texture and a fun, wearable design.

✔ Shell stitch texture
✔ Matching beanie + cowl set
✔ Confident beginner friendly

Note: the beanie and cowl are available as a free pattern supported by ads: https://stitchandhound.com/blog/mermaid-shell-stitch-bean...

Difficulty
This pattern is rated Easy. It features a simple stitch pattern with minimal shaping and includes a video tutorial.

Finished Measurements (beanie)
Inches given as: baby (toddler) child (adult) adult large
Band circumference: 13 (15) 17 (19) 21.5 (23.5)
Beanie height: 5.5 (6) 7 (8) 8.5 (9.5)

Finished Measurements (cowl)
Inches given as: baby (toddler) child (small) medium (large)
Cowl circumference: 15.5 (18) 21 (23.5) 25 (26)
Cowl height: 5 (6) 6.5 (7.5) 8 (10)

Yarn
You will need the following amounts of a worsted (4) weight yarn given as: baby (toddler) child (small) medium (large)

Beanie
meters: 185 (230) 290 (350) 425 (470)
yards: 200 (250) 320 (380) 465 (520)

Cowl
meters: 125 (170) 220 (275) 320 (400)
yards: 135 (185) 240 (300) 350 (440)

Sample was made using Loops and threads Facets in the color “ocean jasper”. Facets is a 100% acrylic, worsted weight (4) yarn that contains 256 meters (279 yards) per 100 grams (3.5 ounces).

Hook Size and Notions
4.5 mm crochet hook
5 mm crochet hook
Tapestry needle
Scissors
Pompom and button (optional)