Ucanpack Made in USA-28x28 Corrugated Cardboard Sheets 50 Pcs Pack, White Bulk Flat Square Cardboard Inserts, Mailers & Shipping Layers Pad, Dividers, School Carft Supplies

28 x 28 Inches B Flute approx. 1/8" thick 200 # corrugated board White on front and kraft paper on back with B-Flute corrugated structure.. Use as craft supplies, display inserts or to separate items All our sheets are made right here in the USA. Custom branding and size options available