Materials:
2 oz. worsted weight yarn (Red Heart Bikini shown)
Size J crochet hook
Gauge: 2 rnds dc=1 1/4"
Size: Fits an 8-year-old child
Rnd 1: Ch 4, join w sl st in 1st ch to form ring, ch 3, 5 dc in ring, join w sl st in top of ch 3 (6 dc).
Rnd 2: Ch 3, dc in next dc, 2 dc in next dc, dc in next 2 dc, 2 dc in next dc, join as before (8 dc).
Rnd 3: Ch 3, dc in next dc, 2 dc in next dc, dc in next 2 dc, 2 dc in next dc, dc in last 2 dc, join as before (10 dc).
Rnd 4: Ch 3, dc in next dc, 2 dc in next dc, * dc in next 2 dc, 2 dc in next dc, rep from * once, dc in last dc, join as before (13 dc).
Rnd 5: Ch 3, dc in next dc, 2 dc in next dc, * dc in next 2 dc, 2 dc in next dc, rep from * twice, dc in last dc, join as before (17 dc).
Rnd 6: Ch 3, dc in next 3 dc, 2 dc in next dc, * dc in next 4 dc, 2 dc in next dc, rep from * once, dc in last 2 dc, join as before (20 dc).
Rnd 7: Ch 3, dc in next 3 dc, 2 dc in next dc, * dc in next 4 dc, 2 dc in next dc, rep from * twice, join as before (24 dc).
Rnd 8: Ch 3, dc in next 3 dc, 2 dc in next dc, * dc in next 4 dc, 2 dc in next dc, rep from * twice, dc in last 4 dc, join as before (28 dc).
Rnd 9: Ch 3, dc in next 5 dc, 2 dc in next dc, dc in next 6 dc, 2 dc in next dc, dc in next 7 dc, 2 dc in next dc, dc in last 6 dc, join as before (31 dc).
Rnd 10: Ch 3, dc in next 11 dc, 2 dc in next dc, dc in next 12 dc, 2 dc in next dc, dc in last 5 dc, join as before (33 dc).
Rnd 11: Ch 3, dc in next 15 dc, 2 dc in next dc, dc in next 16 dc , join as before (34 dc).
Rnd 12: Ch 3, dc in next 15 dc, 2 dc in next dc, dc in next 16 dc, 2 dc in next dc, join as before (36 dc).
Rnd 13: Ch 3, dc in next 7 dc, 2 dc in next dc, * dc in next 8 dc, 2 dc in next dc, rep from * twice, join as before (40 dc).
Rnd 14: Ch 3, dc in next 7 dc, 2 dc in next dc, * dc in next 8 dc, 2 dc in next dc, rep from * twice, dc in last 4 dc, join as before (44 dc).
Rnd 15: Ch 3, dc in next 5 dc, 2 dc in next dc, * dc in next 6 dc, 2 dc in next dc, rep from * 4 times, dc in last 2 dc, join as before (50 dc).
Rnd 16: Ch 3, dc in next 5 dc, 2 dc in next dc, * dc in next 6 dc, 2 dc in next dc, rep from * 5 times, join as before (57 dc).
Rnd 17: Ch 3, dc in next 5 dc, 2 dc in next dc, * dc in next 6 dc, 2 dc in next dc, rep from * 6 times, dc in last dc, join as before, fasten off (65 dc).
Strap: Ch 50, fasten off. Attach strap to bottom sides of hat as shown.
Weave in ends and party!