Our Size 1 Poly Bubble Lined Bags™ provide extremely reliable protection without adding to your postal costs. Made with an almost indestructible polyethylene outer and providing water, tear and burst resistance, these Poly Bubble Lined Bags™ are perfect for sending a whole host of A5 size items. We use a high slip coating on the bubble wrap interior to make packing snag and hassle free. These fully recyclable Size 1 Poly Bubble Lined Bags™ measure 180 x 265mm internally and 200 x 275mm externally – a high quality alternative for Size 4 Arofol Poly envelopes and have 100 bags per box.