Best Seller | "Flat Corrugated Boxes, 24 x 18 x 4, Kraft, 20/Bundle in Brown, 24184 | by CleanltSupply.com" "Flat Corrugated Boxes, 24 x 18 x 4, Kraft, 20/Bundle24 x 18 x 4 Flat Corrugated Boxes. The smaller depths on these cartons provide an ideal fit for shallow products. Perfect for shipping apparel, books, picture frames, artwork, mirrors and clothing.... ... more "Flat Corrugated Boxes, 24 x 18 x 4, Kraft, 20/Bundle in Brown, 24184 | by CleanltSupply.com" "Flat Corrugated Boxes, 24 x 18 x 4, Kraft, 20/Bundle24 x 18 x 4 Flat Corrugated Boxes. The smaller depths on these cartons provide an ideal fit for shallow products. Perfect for shipping apparel, books, picture frames, artwork, mirrors and clothing.... CleanItSupply | | $39.93 go to store |