25 Count 12" 33 RPM Record Dividers Fit in 33 1/3 RPM Record Storage Boxes 25 Ct 33 1/3 RPM Record Dividers Write-on index tab Archival Quality - Acid Free - Fit in 33 1/3 RPM Record Storage Boxes Easily visible above the top of the disc Exterior Dimensions: 13 x 13 1/2 Tab: 3 1/4 x 1/2