3-Hole Unlined Filler Paper by HaloDex, 8.5" x 11", 500 Sheets HaloDex Filler Paper, 500 Sheets 3-Hole drilled 8.5 x 11 96 brightness 20 lbs stock Unlined and compatible with most printers, has the same hole pattern used by all major day planners Can be used to make neatly organized hand written notes with the help of the HaloDex Drawing Matrix (Sold Separately) Also available, HaloDex Ring Binders, Cover Sets & Accessories HaloDex notebooks lay-flat & fold-back like spiral-bound notebooks and they allow pages to be added or removed like a ring binder