Sigel SM190 is a document sleeve with a single pocket designed to accommodate A4-sized documents, offered in a pack of 10 pieces. Constructed with durable, transparent material, it provides effortless visibility and access to documents while ensuring protection from dust and incidental damage. Ideal for use in engineering environments, these sleeves are particularly beneficial for organising technical drawings, project specifications, and other critical documents that require safekeeping in a practical, easy-to-reference manner. With a robust and straightforward design, they are suitable for both temporary and permanent filing systems commonly employed in engineering offices and workshops.