This is a pdf pattern fora warm and cozy snuggle sack by Niki of KnitKnots.  This patterns is seamless and worked in one piece top down.  With many options for belly bands, sleeve and gown length, hoods, scratch mitts, bunting style, and tabbed buttonholes, you can truly make the snugglesack your own.  Pattern written for sizes 0-3, 3-6, 6-12 months.

You will need: 

●450-500 yards of worsted weight/aran yarn; 400 main color and 50-100 trim color 

●16” size 5 circular needles 

●16” size 7 circular needles 

●Size G crochet hook 

●Darning/yarn needle 

●2 (0-3m) to 3 (3-6m, 6-12m) ¾” to 1” decorative buttons (I get mine from Tessa Ann: http://www.etsy.com/shop/TessaAnn). You may need another 6-8 ¾ inch buttons if you decide to knit the buttoning gown hem. If making the bunting style (with car seat access) you will need an additional 2 buttons ½ to ¾”.