Premium high-density light seal foam with adhesive backing ensures 99% light blocking efficiency for professional-grade film camera maintenance and light leakage prevention. Available in 2mm, 3mm, and 4mm thicknesses (100x200mm sheets), this foam is paired with smooth carbon tweezers for easy installation. Ideal for camera enthusiasts, professional photographers, and DIY repairers working with 120/135 film cameras requiring reliable light seal replacements. Suitable for use in direct sunlight or low-light environments, helping safeguard film integrity during long exposures. Constructed with aging-resistant materials to withstand humidity and temperature fluctuations, ensuring long-term durability for frequent camera backdoor resealing tasks. **Specifications:** - Component: Sponge - Size: Approx. 100x200mm (3.93x7.87 inches) - Thickness: 2mm / 3mm / 4mm **Package Includes:** - 1 x Light Seal Sponge - 1 x Pair of Tweezers Note: - Please allow 1–2 cm measurement deviation due to manual measurement. - Monitor settings may cause color variations in the product image.