Protect your shipments with these high-quality white bubble mailers, sized at 12x18+4cm. Crafted from a sleek white matte PO film exterior and a PE bubble lining interior, these mailers offer excellent cushioning and durability for safe delivery. The waterproof and tear-resistant design ensures your items are shielded from damage, while the lightweight construction helps minimize shipping costs. Featuring a convenient self-sealing adhesive strip, these mailers make packaging fast and secure. Perfect for individuals and small business owners, especially those shipping handmade crafts, jewelry, or other delicate items, these mailers combine practicality with a clean, professional look. Ideal for a variety of packaging needs, they are an essential tool for efficient and secure shipping