Rectangular White Padded Envelopes – Lightweight Mailing Bags for Slim Items

Introduction

Stand out with our sleek and slim Long White Bubble Mailers—designed for shipping narrow items safely and in style. These lightweight padded envelopes are perfect for online sellers and retailers looking to minimize damage and maximize presentation.

The smooth white kraft surface looks clean and professional, ready for branding or labeling. Inside, a protective layer of air-filled bubbles cushions your products from impact. Whether you're mailing cosmetics, jewelry, tools, or office supplies, these mailers keep everything secure while saving on postage due to their compact form.

Easy to seal and hard to tear, they’re a smart choice for fast, reliable, and cost-effective shipping. Available in custom sizes with low minimums—upgrade your packaging today!

Parameters

Founded in 1997 by Mr. Shen Xiaoming, Changzhou Kent Plastic Packaging Co., Ltd. is an enterprise specializing in the R&D, production and sales of plastic and paper products, with a 20,000-sqm headquarters in Changzhou and a 50,000-sqm factory in Wuxi. It has invested in and partnered with more than 10 manufacturing plants, operating over 100 production lines, offering a wide range of plastic and paper products and base materials, including cushioning packaging materials, biodegradable packaging materials,  and functional packaging materials.

Driven by Kent’s innovative culture, its independent R&D team has obtained numerous patents, leveraging rich experience, advanced technology, and a spirit of unity and cooperation. It has established long-term partnerships with many domestic universities, staying at the forefront of developments in the latest industry developments in new raw material technologies to constantly improve its product variety and performance.

Guided by ethical leadership, Kent’s employees embrace a culture of honesty, integrity, and responsibility. Since its founding, the company has adhered to the value of “Quality, Customer, Integrity," and consistently strives to meet every customer need. The company always strives to meet every possible customer need. All products are manufactured under professional operational guidance, undergo standardized inspection procedures, and have obtained CE, ASTM, SGS, REACH, RoHS, GRS, FSC, OK Compost, and other professional certifications.

Over the past 30+ years, Kent has earned the trust and loyalty of a broad customer base. With the principle of "Empowering customers to achieve success," Kent is committed to becoming your most reliable long-term partner. We sincerely welcome cooperation with enterprises worldwide to achieve a win-win outcome.