This ccr7 collecting system medium coins refill has 3 leaves and 12 strip inserts for medium coins up to 33mm diameter such as 2p 50p and 2 2 and 10 the individual pockets measure approximately h 35 x w 36mm and there are 12 to a strip these are filled and then inserted into the leaves by sliding through the side opening the overall dimensions of the leaves are approximately h 310 x w 240mm each leaf is punched with 4 holes approximately 63mm apart