Lykke Driftwood 10 Inch Straight Knittng Needles - US 9 (5.5mm)
Knitting Needle Sizes and Conversion Chart (Free Printable) - Sheep and Stitch
Amazon.com: 6 Pieces/ 3 Pairs Aluminum Straight Knitting Needles Set, 8 mm, 9 mm and 10 mm,14 Inch Single Point Knitting Needles, Color Extra Long Straight Sweater Needles for DIY Knitting Projects