The Thin Pack Assortment contains the following sheets.
(8) - 1mm White Sheets 15" x 40" (slight curvature is present)
(6) - 2mm White Sheets 15" x 39"
(6) - 3mm Gray Sheets 15" x 39"
(6) - 3mm White Sheets 13" x 39"

This package is great for new those who simply wish to have an assortment of lightweight Depron to play with. The assortment packs will give you plenty of options to make your own custom creations!