Check discounts for larger quantities.FREE delivery. Blue LD Polythene Mailing Envelopes, in special 'Co-Ex' material - meaning extra security. The bags are blue on the outside, and grey on the inside, which means contents are much harder to see! size 425 x 600 + 40mm lip, 50mu Boxed 400s. Please note when ordering, 1 box = 400 bags. E.g. If you require 400 bags, type '1' in the quantity box. For larger quantities, type in the box as per your specification. For orders in excess of 20 boxes, call our sales team for great trade prices!Unfortunately we cannot supply quantity less than 1 box (400 bags) for this size
