This bonnet is lovingly handmade from 100% cotton. REVERSIBLE its like two bonnets in one brimmed with cotton This bonnet is perfect for everything from special occasions to a trip to the park. made with super light cotton its very thin just perfect for summer It is machine washable, cold/gentle and hang to dry. 0-3 months: 14-15.5 inches 3-6 months: 15.5-17 inches 6-9 months: 17-18.5 inches 9-12 months: 18.5-19.25 inches 12-24 months: 19.25-20 inches 2T-3T months 20-21.5 Please double check with measurements above before you order.if your not sure what size to order please feel free to contact me with any questions? Made in smoke free house made with care and love HAPPY SHOPPING RETURN POLICIES Do to the item being made to order, i DO NOT accept exchanges or returns.I put a lot of time and patience to make these bonnets for your sweet little babies so if you just didn't get the right size or simply didn't like how it looks I won't be able to take it back .I rally appreciate all your orders and i just ask you to appreciate all the time i put when i fulfill them. However if the bonnet came in mail and it was damaged, I will take it back without a question !