Acid-free, archival-quality premium albums, designed for long-term storage of your collection. 3-ring binder lets pages lie flat. Pages are reinforced with brass eyelets, and offer precision die-cut slots for ease of use. Crystal-clear slides that will not discolor allow viewing obverse and reverse without handling coins. Green leather look with gold embossing on exterior. Measure 8 1/2″ x 8 7/8″ when closed. FREE cotton gloves with every album. Holds all P&D regular issues, plus clad Proof and silver Proof issues, for 2016-2021 America's National Park quarters.