BATZKids Baby Trains Milestone Blanket
The creators of the milestone blanket, Etsy's BATZKids has an array of designs to help you mark each month. Preorder the newest design, the baby trains milestone blanket ($25 before March 10, $33 after) and add the baby trains swaddle blanket ($25 before March 10, $33 after) to make for one sweet photo opp.
Added bonus? The swaddle blankets are so soft that you'll want to use them every other day of the month, too.