The Rexel Reinforced Top Opening A4 Pocket is the UK\'s no.1 seller. With a clear polished finish for greater clarity and a green reinforcing strip for extra strength, you can photocopy without removing the document. Rexel A4 pockets are made of medium weight polypropylene material and available in boxes of 100.Features . A4 top opening pocket Clear polished finish - gives greater clarity.. Green reinforcing strip - gives extra strength and is of use in colour coded systems.. For use with OHP\'s.. Print will not lift on to pocket.. Ability to photocopy clearly