Supply Air 12x12x4 Corrugated Cardboard Shipping Boxes, 32 ECT Kraft Brown Mailer Boxes, Ships Flat, 50 Pack

Highlights

• PRODUCT OVERVIEW: Corrugated cardboard shipping boxes constructed from kraft brown linerboard with a fluted medium layer, rated at 32 ECT (Edge Crush Test). Each box measures 12 inches length × 12 inches width × 4 inches height when assembled. Ships flat in knocked-down form and assembles by folding along scored lines and interlocking the closure flaps without tape or adhesive required. 32 ECT rating absorbs vertical compression loads during stacking and transit
• DIMENSIONS: Each box measures 12 inches length × 12 inches width × 4 inches height when assembled, providing 576 cubic inches of interior volume. Accommodates items measuring up to 11.5 × 11.5 × 3.5 inches to allow packing clearance on all sides
• MATERIAL: Constructed from single-wall corrugated cardboard consisting of a fluted medium layer bonded between two kraft brown linerboard sheets. 32 ECT (Edge Crush Test) rating indicates the material withstands 32 pounds per linear inch of vertical compression before buckling
• CONSTRUCTION: Ships flat in knocked-down form with scored fold lines and interlocking flap closure. Assembly process: fold bottom flaps inward along scored lines, interlock the flaps to form the base, fold side panels upward to create the vertical walls, fold top flaps inward and interlock to close the box
• WEIGHT: Each individual box weighs 0.38 pounds. Total 50-pack weight is 19 pounds. Single box weight facilitates manual handling during packing operations

Description

Supply Air 12x12x4 corrugated cardboard shipping boxes are constructed from kraft brown corrugated cardboard with a 32 ECT (Edge Crush Test) rating. Each box measures 12 inches in length, 12 inches in width, and 4 inches in height when assembled. The corrugated construction consists of a fluted medium layer sandwiched between two kraft linerboard sheets. The boxes ship flat in knocked-down form and assemble by folding along scored lines and interlocking flaps. Each individual box weighs 0.38 pounds. The pack contains 50 individual boxes. The boxes accommodate items measuring up to 11.5 x 11.5 x 3.5 inches to allow for packing clearance. The kraft brown exterior provides a printable surface. The corrugated material is 100% . Each box forms a rectangular structure when assembled. The boxes are manufactured in the United States. Pack of 50 boxes; total pack weight 19 pounds.