These economical and reliable slide mailers securely hold slides of various sizes, providing safe storage of the valuable glassware. Slide mailers are available in reusable plastic construction or disposable heavy cardboard formats. Plastic models feature sturdy, crack-resistant construction and easy-to-open tabs. Ideal for shipping, storing, or staining slides. Designed with features that aid in easy slide retrieval as well as secure tabs to keep slides safely in place during transit.