Amazon.com : Officemate 5”x9” MDF Board for Crafts, Medium Density Fiberboard, Board 1/8 Inch Thick, Hardwood Board 20PK (83154),Brown : Arts, Crafts & Sewing
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Amazon.com: 3MM MDF Sheets - 12" x 24" Sheets Perfect for Laser Engraving or Crafting (60 Pack)