You can buy Annie Sloan's Chalk Paint directly from her website or from well-known paint retailers. You can also buy similar chalk-based furniture paint from the likes of Rust-Oleum and Frenchic, ...
you can see that a black chalk spray paint was used. This made the jar appear as if it were a trendy stone piece. If you would like to recreate this look, you can purchase the same Rust-Oleum ...