Products from the USA may come with an input voltage of 110V–120V, requiring a step-down transformer. Check the device wattage to select the correct power converter.
•【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 picture frames, skincare sets, silk scarves, paintings, handicrafts, or important documents, our large padded envelopes all receive reliable cushioning protection.
•【Fits 10.5×15" Items Perfectly】Our bubble envelopes are specifically designed with a generous usable internal dimensions of 11.26 X 15"(outside: 11.26X16"), making them the gold-standard solution for 10.5x15 items, clothes，stamp/coin albums, draws, collectible card binders, tablets, books, and other items. Say goodbye to items that won't fit in padded mailers！
•【Waterproof & Durable】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-Resistant Design】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 large 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, small business, and more.
•【Why Choose Us】Metronic introduces 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. Their 11.26×15 inch design is perfectly sized to accommodate items measuring 10.5×15", solving the common issue of size mismatches found in the market. Choose Metronic for thoughtful and professional protection for your business.
