ColomPac CP 070.04 trapezium postal tubes have a unique shape for maximum strength to provide your A1 size items with maximum protection whilst in transit. These poster tubes are stackable for easy handling and offer lower postal charges to cylindrical postal tube alternatives. There’s no need for end caps or additional sealing materials as the peel and seal adhesive closures make a secure seal and keep despatch efficient and a finger grip hole makes for easy opening for your customer. Supplied flat packed in bundles of 20.