Luxurious 3-ring binder features a double-board construction giving the covers an accented color end-leaf. Mix and matches beautifully within the Kolo system of albums and Havana boxes. Meticulously sewn window pocket allows the Trivino to be personalized with your photograph or corporate logo. The Trivino comes empty allowing you to chose the appropriate refills for the job that you have in mind. Works with all 8.5 in x 11 inserts three-hole punched documents. Trivino comes standard with 1 inch think round silver colored metal rings with boosters. Black Trivino feature a black end-leaf. Use Series P Refills. Archival / Acid-Free.