Measuring 250x350mm, our metallic silver poly mailers stand out from the rest and a cost effective way to securely send a wide variety of items. Tear and puncture resistant to offer protection to non-fragile items, these robust polythene mailing bags are quick and easy to pack and seal with their peel and seal adhesive strip for a secure closure. Offering reliable protection whilst being lightweight, these striking polythene mailers keep your postal costs to a minimum. Features include: Peel and seal closure Waterproof Tear and puncture resistant Compact to store Recyclable and degradable