Here is a collection of 12 free patterns of crochet hats that use a worsted weight yarn. A variety of sizes from Newborn to Adult.
12+ Free Crochet Hat Patterns Using Worsted Weight Yarn - Simply
30 Free Crochet Hat Patterns Using Worsted Weight Yarn
15+ Worsted Weight Yarn Crochet Hat Patterns - All Free!
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12 Free Crochet Hat Patterns Using Worsted Weight Yarn, 43% OFF
Pattern Roundup Archives - Simply Hooked by Janet
30 Free Crochet Hat Patterns Using Worsted Weight Yarn
Blog Archives - Page 6 of 9 - Simply Hooked by Janet
Simply Hooked by Janet Crochet Patterns
15+ Worsted Weight Yarn Crochet Hat Patterns - All Free!