Recycled rubber tack surfaces make doing the right thing easy to do for both yourself and the environment. Made with 90% recycled materials, these boards are sure to pass any green standard. These indoor usage units are offered in both aluminum and solid wood framing. The textured tackable surface is self-healing and won't show any pinholes. Units come fully equipped with lockable, hinged doors and shatter resistant acrylic. Recycled rubber enclosed tackboards carry Ghent's 10-year guarantee. Interior depth 1-1/4". Overall depth 2-1/4".