50 pieces per lot of blue kraft paper bubble mailers. Each padded envelope combines a kraft paper exterior with a bubble lining to cushion items during transit. The mailers are blue on the outside and sized at 15 x 18 cm (approximately 5.9 x 7.1 inches). Key features Quantity: 50 pcs per lot Outer material: kraft paper Inner padding: bubble lining for added protection Color: blue Size: 15 x 18 cm (5.9 x 7.1 in) Type: padded envelope / bubble mailer Benefits Lightweight cushioning protects contents from minor impacts and abrasions without adding bulk. Compact size supports efficient packaging and lowers costs for small items. Neat blue exterior offers a clean, professional appearance. Simple bulk handling and storage for retailers, artisans, and hobbyists. Specifications aligned with use Material: kraft paper exterior with bubble interior Color: blue Size: 15 x 18 cm Quantity: 50 pieces per lot Function: padded mailing bag suitable for small, fragile items Recommended use cases jewelry and small accessories (rings, bracelets, earrings) with added protection from bumps. Sending small electronics accessories (usb cables, adapters, earphones) to customers or suppliers. Mailing photos, greeting cards, cosmetics samples, or craft components that require lightweight padding. Compatibility and performance Designed for small, lightweight items that fit within 15 x 18 cm. Suitable for standard postal and courier services that handle padded mailers. Provides a presentable, protective packaging option for ecommerce, retail, and hobbyist shipments. Notes This product listing reflects 50 blue 15 x 18 cm kraft paper bubble mailers with bubble padding. No additional features beyond the stated material, size, color, and quantity are .