6" Corrugated Cardboard Boxes Shipping Supplies Mailing Moving - Choose 11 Sizes

200-LB Single Wall Corrugated with 23-LB Edge Crush Test (ECT). 6" x 6" x 12". 6" x 6" x 10". 6" x 6" x 6". 6" x 6" x 5". 6" x 6" x 4". 6" x 5" x 5". 6" x 5" x 4".

eBay