By purchasing this product you are declaring yourself to be over 16 years of age. 3M Photomount is a high-strength adhesive, giving an instant, secure hold when used to bond two surfaces together, and a firm, permanent hold when fully dry. This spray adhesive is very easy to apply, and is both CFC and acid-free, so it will not cause yellowing or damage to your work or the ozone layer! It dries clear, so you can use it without worrying about staining the surface you apply it onto. It is also very long-lasting, as it is a professional grade spray glue with good resistance to both high temperatures and UV light. Photomount is ideal for using to fix work onto mountboard, paper, card, display boards and much more. - Transparency: Transparent - CFC free: Yes - Acid free: Yes - Product dimensions: 6 x 6 x 20cm - Brand: 3M - Weight: 272g - Colour: Clear - Main material: Spray adhesive - Volume: 400ml - Drying time (approximate): Instant hold - Adhesive type: Aerosol - Adhesive strength: Strong - Permanence: Permanent - Age restriction: 16+