This little booties are designed for the little sailors and captains! This pattern is for 4 sizes: (Sole length approx) 9 cm / 3 1/2 " (new born -3 mos) 10 cm/ 4 " (3-6 mos) 11 cm/4 1/4 " (6-9 mos) 12 cm /4 1/2 " (9 -12 mos) Material: Recommend worsted yarn Caron "Simply Soft" Hook: US 6/4.00mm, US E 5/ 3.5mm Sewing needle Skill Level - Advance beginner to intermediate. This pattern is easy to make, and I made lots of instruction photos and tutorial videos to help you throughout the project. If you are interested in making a sailor/navy cap to matching these booties, please check my pattern 52 set (3 patterns) - Crochet Little Captain Hat, Tie and Booties https://www.etsy.com/listing/102684342/pdf-pattern-52-set-crochet-little More cute patterns for boys: http://www.etsy.com/shop/Cathyren http://www.ravelry.com/designers/cathy-ren This pattern is copyrighted. You may not re write, resell or trade. No mass production allowed.