Rolodex Covered Swivel Base Rotary Card File: * Swivel base delivers full access. * 360 degree viewing for viewing from both sides of the desk. * High-impact polystyrene case for durability. * Includes 500 snap-in/snap-out cards. * Includes 24 insertable tab A-Z index guides. * Holds 500 cards 2-1/4" x 4"