This pack is designed for double mounting of pupil’s work on A4 paper. A4 sheets can be mounted on one of the 30 assorted colour sheets creating a 20mm border, and then these can be further mounted on the black sheets which create a 40mm border. Contents: 60 x 80gsm Mounting Paper Sheets - 30 x Assorted Colours (230x317mm) and 30 x Black sheets (250x337mm). White on the reverse.