- Mailing Protection: safeguard valuable items with these robust cardboard shipping envelopes, designed to shield trading cards and photos; The thick envelopes ensure that your contents remain secure during transit, minimizing risk of damage- Package Includes: you will receive 100 card shipping envelopes; As a one-time use product, the sufficient quantity can guarantee your long-term use needs; At the same time, you can also share this product with friends- Suitable Size: these card shipping envelopes measure 7 x 4.35 inches for mailing postcards, sports cards, baseball cards, trading cards, or photos; This is the ideal size for both personal and professional mailings- Effortless Sealing Solution: experience the ease of use with adhesive strips that secure each envelope tightly; Whether using as a trading card envelope or photo mailer, the adhesive closure eliminates the need for extra sealing materials- Durability and Reliability: constructed from paperboard, these hard card shipping envelopes offer exceptional durability; The stay flat mailers maintain their shape and protect contents from bending or creasing during delivery; You can be assured when trading sports cards, baseball cards etc
