40 pcs 7 x 5.2 inch Bubble Envelopes Mailers Padded for Wraping/Shipping/Packaging Black

Features

• Only allowed the size of item less than 5.2*7.1 in. Pls make sure the size in pictures before purchase.
• Lightweight mail envelopes,waterproof, protect your package during transit.
• These envelopes can be used in offices, at home, in shops, schools and everywhere where there is a need for shipping.
• Bubble envelopes are suitable for handwriting, labeling, and stamping. Other people can't see what's inside.
• These bubble mailers come with a self-adhesive tamperproof seal.There's no need reinforcement tape and it doesn't come apart unless you tear it up.