Features: 1. High quality material: polyethylene, thickness: 40 and micro; m to 45 and micro; m, color: transparent. Food safety and freezing safety. Tear-resistant and flexible. 2. With zipper, it can be resealed, so it can also be used for many times. It is a practical package of 100 pieces. 3. Very suitable for storing spare parts and small parts. Very suitable for protecting valuables. 4. Because of the pressure lock profile, it is very easy to close. Opinion for trade, transportation or home. Multifunctional applications and particularly high-quality craftsmanship. 5. The seal does not leak, and the water is tested repeatedly, and the product is sealed and does not leak. Description: This product uses high-quality materials, is durable, has a long service life, and can be used repeatedly and confidently. Specifications: Material: New Material Shape: Rectangle Type: 1, 2, 3, 4, 5, 6, 7, 8 (Optional) Package Included: 1 Pack * Sealed Pouch Notes:1. Please allow 0-1 inch error due to manual measurement. Thank you for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object.