16949 8" x 16" Cinder Block - Running bond block Vac-U-Form™Styrene - Single use.ABS Plastic - Up to 15 reuses. Max Depth: 0.250"Block Size: 15.5"W. x 7.5"H. with 0.5" mortar joints Part Size: 96"W. x 48"H. Click here for cut-sheet