Our B1 Narrow Postal Tubes are perfect for sending single sheets or tightly rolled B1 sized documents. Supplied with snuggly fitting end caps, that can be taped for added security, our narrow postal tubes are ideal for sending, storing and protecting all your posters, papers, documents and other cylindrical goods. Constructed from 100% recycled fibreboard, these narrow capacity postal tubes are fully recyclable, reusable and biodegradable, ensuring they are an excellent eco-friendly option. If you need to create custom length postal tubes, simply cut our narrow postal tubes down to the desired size and purchase additional end caps to make tubes to suit all your postal needs.