High-Volume Custom Mailers & Envelopes, Direct from the Manufacturer

Your trusted B2B partner for Kraft Mailers, CD/Vinyl Sleeves, Coin Envelopes, and Honeycomb Mailers. Reliable production, factory-direct pricing, and full OEM customization tailored to your brand.

20+ Years Factory Direct

Stable Lead Time

Custom Printing Support

Global Fast Shipping

Why Partner With Shinekin Packing

Stable, scalable, and cost-effective manufacturing capabilities for B2B brands worldwide.

Direct Factory Pricing

Reliable Production Capacity

Full OEM/ODM Service

Premium Packaging Solutions for Your Business

Four core mailer lines designed for global B2B brands, ready for full customization.

Industrial Honeycomb Packing Paper Rolls (50m-100m-250m Jumbo) product image

Industrial Honeycomb Packing Paper Rolls (50m-100m-250m Jumbo)

High-yield honeycomb cushioning rolls engineered for automated and manual packing stations. Available in 12"(30cm) and 20"(50cm) widths, these 50-100-250-meter master rolls provide secure, plastic-free void fill.

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Heavyweight Cardboard Vinyl Record Sleeves (7" & 12") product image

Heavyweight Cardboard Vinyl Record Sleeves (7" & 12")

Heavyweight cardboard record sleeves designed for professional vinyl distribution and retail. Made from rigid 350gsm cardstock to prevent warping, corner damage, and seam splits. Featuring a precision die-cut center hole for instant label viewing. Available in classic natural kraft and vibrant dyed colors.

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Small Kraft Coin & Parts Envelopes product image

Small Kraft Coin & Parts Envelopes

Heavy-duty mini kraft envelopes built for organizing, storing, and shipping small items. The industry standard for handling seeds, coins, jewelry, electronic components, and industrial hardware parts

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Heavy-Duty Kraft Catalog Envelopes (Self-Seal) product image

Heavy-Duty Kraft Catalog Envelopes (Self-Seal)

Kraft mailing envelopes designed for sending thick documents, catalogs, brochures, and flat apparel without folding. Featuring a strong self-seal adhesive strip for fast, secure, and moisture-resistant fulfillment.

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Heavy-Duty Rigid Kraft Mailers (Stay-Flat) product image

Heavy-Duty Rigid Kraft Mailers (Stay-Flat)

Stay-flat cardboard envelopes engineered to ship photos, documents, and art prints without bending. Featuring a high-tack self-seal closure and an integrated tear strip for a premium unboxing experience. 100% plastic-free and fully recyclable

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Bulk Paper CD/DVD Sleeves with Clear Window product image

Bulk Paper CD/DVD Sleeves with Clear Window

The classic, space-saving solution for optical media storage. Made from high-quality 100gsm wood-free paper with a crystal-clear 4-inch window. These sleeves protect your discs from dust and minor scratches while keeping labels fully visible. Perfect for software distribution, media archives, and bulk packaging.

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Ready to Optimize Your Packaging Supply Chain?

Get a free sample kit or a custom wholesale quote today. Let our 20+ years of manufacturing expertise lower your costs and secure your packaging supply.