Specification:

• Material: Multi-layer blend of polyethylene film
• Color: kraft
• Bubble Usable Size: 4"x7" / 6"x9" / 8.5"x11"
• Closure: Peel & Seal, self-adhesive
• Strong, Heavy-Duty Poly Bubble plastic cover
• The self-seal closure provides a reliable, tamper-evident tight seal to secure all enclosures.
• These can used to mail sensitive documents, paintings, fashion accessories, jewelry, cosmetics, medicines, seeds and bulbs, and accessories
• Surface easily accepts ink, stamps, and labels. 
• Approved by USPS, FedEx, UPS, and DHL.

Package include:

• 25 x Padded Envelopes Bubble Mailers