Description
Crystal clear 4 Mil polyester envelopes and matching Dark Grey boxes to safeguard your sheet music during handling and storage.
Boxes are made from our Dark Grey 60 pt. acid/lignin-free, buffered ( pH 8.5) board. Drop-front for easy access to old or fragile materials with a fully telescoping lid and metal edges for extra support. Two size boxes to accommodate the sheet music itself or sheet music in envelopes.
Heavyweight, crystal clear, 4 Mil Polyester envelopes or flush folded, 10 pt. Tan acid & lignin free folders provide extra support for aging or fragile music sheets.