10x BCW 200-card Corrugated Storage Box (10ct Lot) – $1.76/box FREE SHIP by | Jun 26, 2026They are constructed of white corrugated paper and have a 200 lb. test strength. Works great with BCW Horizontal Card Dividers. 10 boxes per lot. 3 1/2 x 2 3/4 x 3 3/4.