These bubble mailers provide reliable cushioning for small items. The 30pack of courier envelopes offers readytouse packaging for orders, with a bubblelined interior that helps protect contents from minor impacts during transit. Each bag measures 28 x 38 cm (approximately 11 x 15 inches), a versatile size for documents, accessories, and other small items. Key attributes Pack quantity: 30 pieces Size: 28 x 38 cm (11 x 15 inches) Construction: bubblelined interior provides cushioning to help protect contents during Type: bubble mailer, courier envelope, mailing bag Purpose: suitable for small business and packaging of various lightweight items Functionality: designed to securely enclose items for delivery while keeping materials lightweight and costeffective Specifications and compatibility Quantity: 30 pieces per Inner dimensions: 28 cm by 38 cm Exterior format: envelopestyle bubble mailer designed for courier use Ideal for: documents, small accessories, crafts, cosmetics, jewelry, and other small, lightweight items Use cases Jewelry or small accessory shipments: protect delicate pieces with bubble cushioning while keeping packaging lightweight for affordable postage. Documents and small media: safely mail catalogs, photos, magazines, prints, or paperwork that require added protection beyond a standard envelope. Ecommerce orders for handmade items: small products such as cosmetics samples, keychains, or craft components with reliable protection during transit. Why customers benefit Protective cushioning helps reduce damage from minor impacts during . A ready supply of 30 packages supports busy small businesses and helps maintain consistent packaging workflows. The 28 x 38 cm size accommodates a range of common small items, facilitating efficient packing without excessive wasted space.