These envelopes are made out of smooth, 30% recycled paper. Each one features a perfectly square shape! The bright and bold red color of these envelopes ensures that they will get seen. It also makes them fantastic for the Christmas season, Valentine’s Day, and special events that include red within their color scheme! Each one has a straight flap with a reliable gum closure to keep the items placed inside secure.Details:Red6.5" x 6.5"24 lb. (90 gsm)25 envelopesRecycled paper