These are were I have bought all of them at, but a few of them in the newborn shots were from the photographer, so not sure where she bought her's at. Good Luck! It's so hard to decide which ones to buy!
http://www.etsy.com/shop/sprinklesforsprouts ("thanksship" Coupon code for free shipping!)
http://www.etsy.com/shop/MayaJAccessories ("facebook" coupon code for discount)