Unlike Vinyl, Guardhouse Shield page are made from Polypropylene, a stable and inert material. Thinner and stronger, they are less susceptible to tearing and stretching. 20 2" x 2" pockets per page for coins, coins in paper flips, and coins in plastic flips, pack of 10 pages Inert polypropylene for archival storage Stronger and less susceptible to tearing and stretching Thinner and lighter for ease of handling No coins or bullion included with this item