• Microperforated sheets with tear-off starter for easy tearing and filing • 5x5 grid ruling framed with header for topic identification, putting the date, etc. • 4 filing holes compatible with 2 and 4 ring binders, Europeanbinder and lever arch files • Spiral with coil-lock security closure to prevent user injury and avoid snagging with another spiral • Blunt edges to ensure ergonomic and safe use and prevent cover damage.