12 Smart Mailer Box Inserts That Protect and Delight Customers

12 Smart Mailer Box Inserts That Protect and Delight Customers Mailer boxes are trending for sending products these days. They are sturdy, fashionable, and sustainable. But the inside is just as important as the outside. Inserts within mailer boxes safeguard items from harm. Simultaneously, they create an unboxing experience that is thrilling for customers. Inserts…