poly mailers envelopes bags were white outer surface, black inner lining, so it looks like light grey color not a true bright white. The Mailing Bags used of opaque materials convenient for protect your privacy with a professional appearance.
It is lightweight self sealing poly mailers envelopes bags flat poly bags are designed for shipping non-fragile items that need minimal protection during shipment or are already packaged within a protective material. they are commonly used for shipping soft goods like books clothing and bedding or items packed within a protective package like shoe boxes, or other non breakable items. You can save cost if you choose these Postal Bags
The Poly Mailer Envelopes are durable with exceptional puncture resistance and tear strength self-seal adhesive closure is tamper evident & will not re-open once it has been pressed closed, labels & self stick stamps adhere securely and easily. Durable polyethylene film moisture resistant opaque for privacy 100% recyclable. The Plastic Mailing is lightweight, strong extremely.
What is the mil. thickness of these mailers? All I see in the description is that they’re a “good acceptable thickness.”
They are about the same as Fedex bag.
Could these mailers hold a pair of men’s shoes
In a box, probably not, but just the shoes themselves, yes.
Do i have to buy shipping labels or is it possible to just write in Sharpie on the bag?
We sold our products sold to more than 40 countries and regions. And we are looking forward to do business with friends from every corner of the planet.