Carton Of 20 Burnt Sienna Brick Facing, Images Decorative Brick Can Be Used On Interior & Exterior Surfaces, Easy To Cut, Color Runs Through The Entire Brick, Carries A UL Class 1 Fire Rating When Applied With Z Ment Mortar Adhesive, Coverage Per Carton Is 3.5 SQFT Depending On Width Of Mortar Line, Brick Size 2-1/4" x 8" x Due To The Texture Surface Of This Style The Thickness Can Vary 1/4" To 1/2".