If you are looking for a professional and affordable packing envelope, then your research is over here. Thats because our bubble envelope can meet your need. Adopted of premium material, it is waterproof, anti-impact, environmentally friendly and practical. Keep your valuables or fragile objects protected during transportation. Suitable for phones, jewelry, cosmetics, masks, electronic products and more. Features - Color: Black. - Material: Plastic. - Size: About 33.00X25.00X0.30cm/ 12.97X9.82X0.12inch. - Adopted of premium material, the product is environmentally-friendly and practical. - Effectively add protection and cushioning by protecting your items from any vibration, scratches and dings. - Lightweight and water-resistant. Protect your products in rainy or snowy day, reduce shipping cost and make your customer not complain. - Unrecoverable sealing helps prevent theft during transportation. The surface is smooth and easy to stick stamps and address labels.