Amazon.co.jp: White House Double-Sided White Cardboard (Chip Ball), 12.2 x 8.7 inches (310 x 220 mm), Slightly Larger Than A4, Approx. 0.08 inches (2 mm) Thick, Set of 5, A4, No. 26 (1.92 mm) Thick) : Hobbies
Amazon.com: Clairefontaine - Ref 197011C - Pastelmat Card Sheets (Pack of 5 Sheets) - 360gsm Card - 24 x 32cm - Maize Colour - Specially Formulated for Use with Pastels : Arts, Crafts & Sewing
Amazon.com: 7mm Black EVA Foam Sheets for Crafts, Cosplay Costumes (9.6 x 9.6 in, 10 Pack) : Arts, Crafts & Sewing
Amazon.com: Creativity Street Non-Toxic Foam Sheet, 12 X 18 in, Assorted Bright Color, Pack of 10 : Arts, Crafts & Sewing
Amazon.com: BAZIC Manila File Folder 1/3 Cut Letter Size, Assorted Color Left Right Center Tabs Positions, Total 6-Count : Everything Else
Amazon.com: edding 4040 CR Matt Paint Marker - Orange (Pack of 10) : Everything Else