crochet conversion chart to adjustment for crochet for a larger size - Google Search | Crochet hook sizes chart, Crochet hooks, Crochet hook conversion
Crafter's Closet US K- 10 1/2 (5.5mm) Aluminum Crochet Hook with Comfort Grip
Boye Boye Aluminum Crochet Hook Set (Sizes D-K) – One Big Happy
Susan Bates Comfort Cushion for Crochet Hook, Fits Up to Size K - Walmart.com