Sobres de correo auto-sellado forrados de burbujas Kraft #00 250 piezas" x 10 | eBay
Priority Mail Express Padded Flat Rate Envelope | USPS.com
Priority Mail Flat Rate Padded Envelope 12 1/2" x 9 1/2" – Stamps.com Supplies Store
Hi folks, is tool box allowed to be packaged with this usps padded envelope or not? I want to confirm if it's only used for sth like documents. Thanks in advance. :