Black Diamond have been producing top quality gloss photo paper for many years and this A4 sized paper is a welcome extension to this range. Measuring A4 this pack of 20 sheets of Black Diamond photo paper is comparable with most inkjet printers on the market.This gloss A4 inkjet photo paper by Black Diamond comes with all the inherent bonuses of the rest of the range, including instant drying and professional results.This paper is double sided, one side has a glossy finish, whilst the other has a matt finish