Our Chalkboard Film is a 4mil Hybrid film with a Deep Matte Black finish.  It is rated for up to 7 years outdoors and comes coated with a Semi Permanent Acryllic Adhesive (removable for up to 3 years from some surfaces under controlled conditions) on KPMF's Airelease Liner.

Both regular chalk, and liquid chalk can be used on this product.  Simply wipe clean with a damp cloth when you're ready for something new.  The Deep Black Colour makes all your creations seem extremely vibrant.