Your search for the perfect chalkboard is over! The Baby Monthly Milestone Board by Chalk Stix is a non porous board with a special surface formulated for use with chalk markers or regular chalk. That means you can fill in the board, then erase it with water and a cloth. Your board will be fresh and ready for use after use! Top 10 Reasons Customers Love Our Baby Monthly Milestone Chalkboard: 1. Chalk markers and regular chalk completely erase from the nonporous board 2. There is plenty of room to write, and extra spaces to draw pictures or add extra info about your child 3. Works well for boys and girls so it can be used with every child 4. The perfect Baby Shower or Christmas gift that is adored by moms 5. Looks great in pictures posted on social media 6. It's easy to create fun monthly baby milestone pictures for a memory book 7. Monthly progress photos help grandparents feel close to their grandkids when they live far away 8. Can be used for every birth to capture lots of growth and development through baby's first year 9. Captures precious moments that become treasured memories for a lifetime 10. The pre-printed board makes it easy for every mom to be a Chalk Star!