Postmaster A3 Hardback Envelopes Peel and Seal C3 Do Not Bend Board Backed 10 Pack

HARD BOARD-BACKED PROTECTION - Essential for Important Documents such as drawings, legal papers, certificates and for A3 sized material such as Posters to help prevent damage so your contents remain professional C3 ENVELOPE - Designed to take sheets of A3 Paper unfolded. MADE IN THE UK - we manufacture these envelopes in the UK, which means a lower carbon footprint PEFC-CERTIFIED FOR SUSTAINABILITY - PEFC is a European based Forest certification system, that allows small- and family forest owners to demonstrate their excellence in sustainable forest management POSTMASTER - we manufacture millions of Envelopes for some of Britain's biggest Organisations as well as for thousands of small, home based businesses