General description Our white padded envelopes are designed to offer exceptional protection for your valuable items during transit. Each envelope is lined with high-quality bubble padding, shielding items from impact or damage. Featuring a peel and seal closure, these envelopes are waterproof and lightweight, helping to reduce postal costs. Suitable for home, office, businesses, and schools, the envelopes have a smooth outer surface for easy labeling and writing, while the sleek white exterior adds a touch of elegance and professionalism. These mailers are completely opaque, ensuring that contents remain private and secure. Technical specifications Internal dimensions: 270 x 360 mm External dimensions: 260 x 345 mm