Internal layer is Black which makes these bags 100% non see-through / opaque.
eBay
10 PCS/Lot White Foam Envelope Bags Self Seal Mailers Padded Shipping Envelopes With Bubble Mailing Bag Shipping Packages Bag
Aliexpress UK
Colored outer & black lined inner. Strong and durable quality plastic co-extruded. 350mm x 500mm (14" x 20").
eBay
20 PCS/Lot Black Foam Envelope Bags Self Seal Mailers Padded Shipping Envelopes With Bubble Mailing Bag Shipping Packages Bag
Aliexpress UK
Strong, Grey in colour, 55 micron thickness, Self seal 10mm adhesive strip, Waterproof, Lightweight.
eBay
50pcs/Lot Plastic Backpack Bags Transparent Bill Bag Single Invoice Paper Size Packing Stickers Courier Bag Mailing Document
Aliexpress UK
TOLERANCE Colour shade Light Grey to Dark Grey / Thickness may very slightly from batch to batch but Quality will be High. Pallet Shrink Wrap Film. SELF SEAL is strong to ensure security. Bubble Wrap.
eBay
20 PCS/Lot Black Foam Envelope Bags Self Seal Mailers Padded Shipping Envelopes With Bubble Mailing Bag Shipping Packages Bag
Aliexpress UK
VERY STRONG AND DURABLE, WATERPROOF AND TAMPER-PROOF WITH GENEROUS 2" (50mm) FLAP. WE HAVE MANY SIZES AVAILABLE TO CHOOSE FROM 17 x 24 " (430mm x 610mm). 14 x 21 " (355mm x 535mm). 14 x 19 " (350mm x 480mm).
eBay
100Pcs Custom LOGO Printed Poly Mailers Mail Bag With Handle Plastic Shipping Mailing Bag Envelopes Courier Gift Packaging Bags
Aliexpress UK
Made from high-quality poly material. Waterproof, tear-resistant, and tamper-proof. Lightweight and waterproof material provides added protection. Available in a range of sizes to suit your needs.
eBay
20 PCS/Lot Black Foam Envelope Bags Self Seal Mailers Padded Shipping Envelopes With Bubble Mailing Bag Shipping Packages Bag
Aliexpress UK
We appreciate your understanding and patience. Give us a call.
eBay
Colorful Envelope Storage Bags PE Plastic Packing Courier Shipping Bags Thicken Waterproof Self Adhesive Seal Pouch Mailing Bags
Aliexpress UK
💦 Waterproof and Strong - Tough material that's hard to tear and water-resistant. 🔒 Self Adhesive Closing - Features a strong, permanent self-seal. 24" x 36" 60 cm x 90 cm 5, 10, 25, 50, 100 bags.
eBay
wholesale Black Bubble bag 18x23cm Plastic Bubble Packaging Bag 15x18cm Poly colour Bubble Mailing Self Seal Envelopes bag
Aliexpress UK