11″x14″ Corrugated Cardboard Pads Inserts Sheets 32 ECT Mailer Stiffeners
11″ x 14″ Corrugated Cardboard Pads. Multi-use sheets — use as inserts, dividers, backing boards, or filler pads. Strength 32 ECT Rated. Material Corrugated Cardboard. Size 11″ x 14″.