The Crochet Shells Messy Bun Hat is a trendy and practical accessory that combines style and convenience. This charming hat features an intricate shell stitch pattern that adds a touch of elegance to your look while keeping your bun or ponytail effortlessly secured. Crafted with soft yarn, it provides warmth and comfort during chilly days without sacrificing your hairstyle. Whether you're running errands or enjoying a casual day out, this hat is a versatile and cozy choice to elevate any outfit. Get ready to rock a chic and functional look with the Crochet Shells Messy Bun Hat!

Materials:
Worsted Weight Yarn from my stash was used. Please check gauge and measurements throughout the pattern, as some worsted weight yarns vary in size. The color options are endless.

Hook: J/10/6mm
Gauge for HDC swatch using J/10/6mm hook: HDC = 4” x 4” = 9 rows x 11 stitches
Gauge for Shells: 4” x 4” = 7 shells x 4 shells
Notes:
Beg. CH 1 does not count as a stitch, unless otherwise noted
Beg. CH 2 will count as a stitch during the ribbing rounds. It will recess and become a faux or mock BP HDC
Special Stitch
Shell Stitch (Shell): 5 DC in stitch indicated in the pattern
Stitch Guide
MC = Main Color
CC = Contrasting Color 1
CC2 = Contrasting Color 2
join w/ = join with
st = stitch
SLP ST = Slip Stitch
CH = Chain
SC = Single Crochet
HDC = Half Double Crochet
DC = Double Crochet
FP HDC = Front Post Half Double Crochet
BP HDC = Back Post Half Double Crochet
nxt = Next
* * = Repeat between the stars the number of times stated; x = Times; example Repeat 2 x or 2 times; 3 x or 3 times and so on;
in = example “in nxt st” means you will be inserting the hook under the top two loops of the next stitch to complete stitch or sequence of stitches stated.
beg. = beginning
Adult Tween/S
Using MC; CH 24 join in ring w/SLP ST in 1st CH, being careful not to twist the chain, CH 1
Round 1: HDC in joining st & in nxt st; 2 HDC in nxt st;
*HDC in nxt st 2x, 2 HDC in nxt st;* 7x; join w/SLP ST to beg. HDC; CH 1 (32 HDC)
Round 2: HDC in joining st; HDC in nxt st 2x; 2 HDC in nxt st; * HDC in nxt st 3x, 2 HDC in nxt st;* 7x; join w/SLP ST to beg. HDC; CH 1 (40 HDC)
Round 3: HDC in joining st; HDC in nxt st 3x; 2 HDC in nxt st; * HDC in nxt st 4x, 2 HDC in nxt ST;* 7x; join w/SLP ST to beg. HDC; CH 1 (48 HDC) Measurement across 5 ½”
Shell Rows follow
Round 4: SC in joining st; skp nxt st 2 st’s; Shell in nxt st; * skp nxt st 2x; SC in nxt st; skp nxt st 2x, Shell in nxt st;* 7x; join w/SLP ST to beg. SC; (8 SC 8 Shells)
Round 5: SLP ST in nxt ST 3x (Note, you should be at the peak stitch of the first shell of the previous round.) CH 1, *SC in peak st; Shell in nxt SC of previous round;* 8x; join w/SLP ST to beg. SC; (8 SC 8 Shells)
Round 6-10: Repeat Round 5 (Note: you may add more rows here, if you would like a taller slouchier hat)
Note: If you would like to change colors during the Shell Rows, you will be changing the color at the beginning of the round; SLP ST in nxt st 3x, and Drop MC and pull up CC at last pull through of 3rd SLP ST, you should be at the peak.
Brim option number 1 (Ribbed Brim)
Round 11: CH 1, SC in joining st and in each st around; join w/ SLP ST in beg. SC (48 SC)
Round 12 – 14: CH 2; FP HDC around 1st SC; *BP HDC around nxt SC, FP HDC around nxt SC;* complete sequence between * * around; join w/SLP ST in beg. 2nd CH of beg. CH 2; (48 ST) (At the end of Round 14, End off and weave in all ends)
Brim option number 2 (SC Striped Brim)
Round 11: CH 1, SC in joining st and in each st around; Drop MC and pull up CC1 at the last pull through of this round; join w/SLP ST to beg. SC (48 ST)
Round 12-13: CH 1, SC in joining st and in each st around; Drop CC1 and pull up CC2 at the last pull through of round13; join w/SLP ST to beg. SC (48 ST)
Round 14: CH 1, SC in joining st and in each st around; Drop CC2 and pull up CC1 at the last pull through of this round; join w/SLP ST to beg. SC (48 ST)
Round 15-16: CH 1, SC in joining st and in each st around; join w/SLP ST in beg. SC; End off and weave in ends (48 ST)
Ending Measurements (All measurements are approximate for you use as a guideline) Circumference =18-19” Height = 7”
Adult M/L
Using MC; CH 27 join in ring w/SLP ST in 1st CH, being careful not to twist the chain, CH 1
Round 1: HDC in joining st & in nxt st; 2 HDC in nxt st;
*HDC in nxt st 2x, 2 HDC in nxt st;* 8x; join w/SLP ST to beg. HDC; CH 1 (36 HDC)
Round 2: HDC in joining st; HDC in nxt st 2x; 2 HDC in nxt st; * HDC in nxt st 3x, 2 HDC in nxt st;* 8x; join w/SLP ST to beg. HDC; CH 1 (45 HDC)
Round 3: HDC in joining st; HDC in nxt st 3x; 2 HDC in nxt st; * HDC in nxt st 4x, 2 HDC in nxt ST;* 8x; join w/SLP ST to beg. HDC; CH 1 (54 HDC) Measurement across 6 ½”
Shell Rows follow
Round 4: SC in joining st; skp nxt st 2 st’s; Shell in nxt st; * skp nxt st 2x; SC in nxt st; skp nxt st 2x, Shell in nxt st;* 8x; join w/SLP ST to beg. SC; (9 SC 9 Shells)
Round 5: SLP ST in nxt ST 3x (Note, you should be at the peak stitch of the first shell of the previous round.) CH 1, *SC in peak st; Shell in nxt SC of previous round;* 9x; join w/SLP ST to beg. SC; (9 SC 9 Shells)
Round 6-10: Repeat Round 5 (Note: you may add more rows here, if you would like a taller slouchier hat)
Note: If you would like to change colors during the Shell Rows, you will be changing the color at the beginning of the round; SLP ST in nxt st 3x, and Drop MC and pull up CC at last pull through of 3rd SLP ST, you should be at the peak.
Brim option number 1 (Ribbed Brim)
Round 11: CH 1, SC in joining st and in each st around; join w/ SLP ST in beg. SC (54 SC)
Round 12 – 14: CH 2; FP HDC around 1st SC; *BP HDC around nxt SC, FP HDC around nxt SC;* complete sequence between * * around; join w/SLP ST in beg. 2nd CH of beg. CH 2; (54ST) (At the end of Round 14, End off and weave in all ends)
Brim option number 2 (SC Striped Brim)
Round 11: CH 1, SC in joining st and in each st around; Drop MC and pull up CC1 at the last pull through of this round; join w/SLP ST to beg. SC (54 ST)
Round 12-13: CH 1, SC in joining st and in each st around; Drop CC1 and pull up CC2 at the last pull through of round 13; join w/SLP ST to beg. SC (54 ST)
Round 14: CH 1, SC in joining st and in each st around; Drop CC2 and pull up CC1 at the last pull through of this round; join w/SLP ST to beg. SC (54 ST)
Round 15-16: CH 1, SC in joining st and in each st around; join w/SLP ST in beg. SC; End off and weave in ends (54 ST)
Ending Measurements (All measurements are approximate for you use as a guideline) Circumference =19-20” Height = 6 ½”
Adult X Large Messy Bun Hat
Using MC; CH 30 join in ring w/SLP ST in 1st CH, being careful not to twist the chain, CH 1
Round 1: HDC in joining st & in nxt st; 2 HDC in nxt st;
*HDC in nxt st 2x, 2 HDC in nxt st;* 9x; join w/SLP ST to beg. HDC; CH 1 (40 HDC)
Round 2: HDC in joining st; HDC in nxt st 2x; 2 HDC in nxt st; * HDC in nxt st 3x, 2 HDC in nxt st;* 9x; join w/SLP ST to beg. HDC; CH 1 (50 HDC)
Round 3: HDC in joining st; HDC in nxt st 3x; 2 HDC in nxt st; * HDC in nxt st 4x, 2 HDC in nxt ST;* 9x; join w/SLP ST to beg. HDC; CH 1 (60 HDC) Measurement across 7 ½”
Shell Rows follow
Round 4: SC in joining st; skp nxt st 2 st’s; Shell in nxt st; * skp nxt st 2x; SC in nxt st; skp nxt st 2x, Shell in nxt st;* 9x; join w/SLP ST to beg. SC; (10 SC 10 Shells)
Round 5: SLP ST in nxt ST 3x (Note, you should be at the peak stitch of the first shell of the previous round.) CH 1, *SC in peak st; Shell in nxt SC of previous round;* 10x; join w/SLP ST to beg. SC; (10 SC 10 Shells)
Round 6-11: Repeat Round 5 (Note: you may add more rows here, if you would like a taller slouchier hat)
Note: If you would like to change colors during the Shell Rows, you will be changing the color at the beginning of the round; SLP ST in nxt st 3x, and Drop MC and pull up CC at last pull through of 3rd SLP ST, you should be at the peak.
Brim option number 1 (Ribbed Brim)
Round 12: CH 1, SC in joining st and in each st around; join w/ SLP ST in beg. SC (60 SC)
Round 13 – 16: CH 2; FP HDC around 1st SC; *BP HDC around nxt SC, FP HDC around nxt SC;* complete sequence between * * around; join w/SLP ST in beg. 2nd CH of beg. CH 2; (60 ST) (At the end of Round 15, End off and weave in all ends)
Brim option number 2 (SC Striped Brim)
Round 12: CH 1, SC in joining st and in each st around; Drop MC and pull up CC1 at the last pull through of this round; join w/SLP ST to beg. SC (60 ST)
Round 13-14: CH 1, SC in joining st and in each st around; Drop CC1 and pull up CC2 at the last pull through of round 14; join w/SLP ST to beg. SC (60 ST)
Round 15: CH 1, SC in joining st and in each st around; Drop CC2 and pull up CC1 at the last pull through of this round; join w/SLP ST to beg. SC (60 ST)
Round 16-17: CH 1, SC in joining st and in each st around; join w/SLP ST in beg. SC; End off and weave in ends (60 ST)
Ending Measurements (All measurements are approximate for you use as a guideline) Circumference =20-21” Height = 7 ½”