These Exacompta Ring Binders feature flexi covers and are fit for A4 sheets of paper and ideal for everyday use in offices, schools and at home.This pack is made up of 20 ring binders each with two 15mm O-rings and a 20mm spine. This pack is an assorted mix of colours for better organising your paperwork or brightening up your office area.. Pack of 20. Flexi cover. 320x250mm for A4 sizes. Two 15mm O-rings. Assorted colours. Approximate dimensions (mm) H 330 W 395 D 145*Please note that this product is delivered direct from our supplier and may take a little longer to arrive.