50PACK Cardboard 11.8×11.8 Inches/300x300mm, 1/8Inch Corrugated Cardboard Sheets, Brown Kraft Squares Cardboard Inserts for Crafts, Mailing, Packaging, D.I.Y. Project
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【MATERIAL】: B-Flute Corrugated Cardboard, Each piece of cardboard measures 12 x 12″ letter size. Perfect for document mailing protection
【STURDY AND DURABLE】: Each sheet is 1/8 Inch thick, strong enough to use as a backing for different purposes
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