About this item

【50% Thicker Bubble Cushioning】Metronic thickened bubble mailers, specially designed for transporting fragile and valuable items. The 1/7" bubble layer is 50% thicker than the standard version, providing stronger shock absorption and effectively resisting bumps, drops, and accidental compression during transit. Whether it's makeup sets, CD, crystal dishes, handicrafts, or documents, Our padded envelopes provide more reliable cushioning protection.
【Fits 8.5×11" 6x9" Items Perfectly】Our bubble envelopes are specifically designed with a generous usable internal dimensions of 9.25 x 11"(outside: 9.25x12"), making them the gold-standard solution for packing 8.5x11 items, stamp albums, tablets, books, puzzles, and other items. Say goodbye to items that won't fit in padded mailers! Enjoy effortless storage and packing.
【Waterproof & Durable - Built to Withstand】We never compromise on durability. Our thickened mailing envelopes bubble padded are made from premium polyethylene material, offering waterproof protection and resistance to punctures and tears. They withstand light moisture, dust, and accidental spills.. Metronic padded mailing envelopes are ideal for packaging, shipping and mailing, ensuring your value product arrive intact.
【Strong Self-Adhesive Seal & Tamper-Proof】The flap of our shipping envelopes bubble mailer features weather-resistant adhesive that stays securely sealed even under demanding conditions. The peel-off seal strip on poly bubble mailers acts as a tamper-evident safeguard — once opened, it leaves a clear mark to prevent items from being swapped or tampered with during transit. Their quick and easy application makes them ideal for e-commerce, office, boutiques, and more.
【Why Choose Us】As a trusted brand specializing in padded shipping envelopes, Metronic understands that packaging protection is paramount to your needs. That's why we've introduced these newly upgraded thick poly bubble mailers, offering a premium solution far exceeding standard mailing envelopes. With a 50% increase in internal bubble thickness, they provide exceptional cushioning for valuable and fragile items. Additionally, their expanded 9.25×11 inch design perfectly accommodates 8.5x11" items, solving the common issue of size mismatches found in the market. Choose Metronic for thoughtful and professional protection for your business.