Overview of Kraft Bubble EnvelopesOur Kraft bubble envelopes are manufactured by UBC (Model KBM) to provide dependable protective packaging for commercial shipping needs. Designed with a combination of 100% virgin Kraft paper, coextrusion film, and a PE bubble layer, these padded mailers offer reliable shock resistance during transport. They are ideal for businesses looking to ship small items safely while ensuring a professional presentation.Key Features and Benefits Constructed with durable Kraft paper and inner PE bubble cushioning Secure self-seal hot-melt adhesive closure for tamper-evident mailing Protective edges ranging from 2 to 3 sides with 10mm widths Compatible with self-stick stamps, handwritten labels, and various printing methods Product SpecificationsMaterial: Kraft paper, coextrusion film, and strong self-adhesiveClosure: Peel and seal with hot-melt adhesiveBubble Sizes Available: Small (9x2.5mm, 10x3.5mm), Medium (15x8mm), Large (25x10mm)Size Limits: Minimum Width 90 x Length 100mm + Flap 30mm; Maximum Width 750 x Length 650mm + Flap 80mmThickness: 0.055mm to 0.175mm or custom optionsApplications and Use CasesThese versatile mailers are widely used for transporting a variety of retail and small business items. Common applications include shipping clothing, electronic products, photo frames, cosmetics, and jewelry safely through standard postal and courier networks.Frequently Asked QuestionsQ1: What materials are used to make these mailers?A1: They are constructed using 100% virgin Kraft paper combined with a coextrusion film and an interior PE bubble layer.Q2: How is the envelope sealed?A2: Each envelope features a convenient self-seal closure equipped with a strong hot-melt adhesive.Q3: Are custom sizes available for order?A3: Yes, custom sizing is fully supported within a range of width and length parameters.Q4: What types of products can be shipped inside these envelopes?A4: They are suitable for clothing, cosmetics, jewelry, electronics, photo frames, and similar small business supplies.
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