3 3/4" x 2 1/2" All-In-One Standard - 50 per pkg (Blue) Outside Dim.: 4 1/4" x 3 1/2" Max. Paper Insert Size: 3 3/4"(w) x 2 1/2"(h) Material: Clear 10 mil, clear soft poly vinyl Attachment: 36" cord with adjustable black cord lock