Sizes availabe are:
3-6 months
6-12 months
Lobster - Matching hat and LONG SLEEVE onesie gift set This set arrives in a box wrapped in yellow ribbon and a fuzzy chick. One size. The knot adjusts to fit the head. USA Made. Based in Newport, RI. 100% Combed Ring-Spun GOTS certified organic cotton for a velvety soft, more durable item—not itchy and scratchy. Original design (most are Simply Chickie Trademarked); so, the gift impresses, and its a unique find. The National Parenting Center Approved for peace of mind. Featured in top popular national and international magazines (Parent's, Baby and Maternity, Celebrity Parent's; we could go on, but we’ll stop there.) Heirloom Quality Lead, phthalate and flame retardant free because, ugh, who wants that stuff against a little one’s body. Easy machine wash cold, tumble dry low care. Gender-neutral designs Double-needle hem in order to provide a stronger seam to keep fabric from fraying! 
Details
• Made in United States • 100% GOTS certified organic cotton • Care Instructions: Machine wash