100Pack 12x15.5" White Poly Mailers - Self Sealing, Waterproof & Tear-Resistant Shipping Envelopes for E-Commerce, Clothing, Books & Small Business

Core Advantages: Durable, Convenient, Protect Parcel Safety​ Myrvexel Poly Mailers are the ideal choice for small businesses, e-commerce sellers, and individual shippers. Crafted from 3-layer thickened polyethylene material, they feature puncture-resistant, waterproof, and tear-resistant properties, effectively isolating dust, moisture, and accidental impacts during transportation. This ensures soft non-fragile items such as T-shirts, towels, and bedding remain clean and intact at all times.​ The product design caters to efficient shipping needs: it comes with a strong self-sealing adhesive strip, eliminating the need for additional tape. Simply press to seal, and packaging can be completed within seconds. The lightweight material does not add to the logistics weight, helping control transportation costs. The outer layer is available in white/black options, and the black inner layer has a light-shielding design, which not only fits the brand image but also protects the privacy of the parcel contents and prevents information leakage.​ Multiple sizes are available (12x15.5 inches, 14.5x19 inches,19x24 inches, etc.), with each pack containing 10-1000 pieces to meet different bulk shipping needs. Whether for daily order fulfillment or return/exchange packaging, it provides a stable and reliable logistics solution, helping to improve customer satisfaction and repurchase rates.​ Application Scenarios​ E-commerce platform shipping (clothing, home textiles, daily necessities, etc.)​ Bulk order packaging for small businesses​ Personal item mailing, returns, and exchanges​ Transportation of non-perishable, non-fragile goods Worry-free service: after-sales issues (including returns and exchanges), product usage, applicable sizes, and private customization (materials, colors, patterns).

• Durable & Multi-Size Design：Available in sizes like 12x15.5", 14.5x19", 19x24" and package quantities including 10pcs, 100pcs, 1000pcs, these poly mailers (offered in white, black, and custom colors) are crafted from high-quality materials. They feature tear-resistant, puncture-resistant, and waterproof properties, outperforming corrugated boxes and paper envelopes in protecting clothing, non-fragile items, cosmetics, jewelry, books, and more during transit. The various package quantities can meet the usage needs of both small and large enterprises.
• Secure & Convenient Self-Sealing Closure：Each poly mailer is equipped with a strong peel-and-seal adhesive strip. With a 2-step operation (slip items in and seal), it eliminates the need for extra tape, saves labor, and ensures tamper-proof and tamper-evident packaging. The bags are compatible with adhesive labels and permanent marker addressing for easy shipping.
• Cost-Effective & Lightweight Solution：As lightweight plastic packaging, these poly mailers in various package quantities (10pcs/25pcs/100pcs/1000pcs) help reduce postage costs significantly. They replace expensive shipping boxes, making them ideal for small businesses, online sellers, retail operations, and everyday business use, with visible savings accumulated over time.
• Privacy Protection & Professional Look：Made of 3-layer extruded polyethylene film (for select models), the mailers ensure complete discretion to hide sensitive contents and preserve the surprise of gift items. Meanwhile, vibrant white or custom-colored options offer a clean, attractive appearance, enhancing brand identity while maintaining customer privacy.
• Versatile for Various Needs：These poly mailers serve as a reliable shipping and packaging solution for retail and online businesses. They are perfect for shipping a wide range of products, including apparel (shirts, jeans, shoes), accessories, bedding, towels, paper goods, wood products, and small e-commerce items, meeting diverse packaging requirements.