Chipboard Medium 26x38 .06 - RISD Store

6 x 9 Black Chipboard - Cardboard Medium Weight Chipboard Sheets

Art Boards - RISD Store

2D Materials + Supplies - RISD Store

Presentation & Storage - RISD Store

Grafix Medium Weight Acid-Free 0.057” Chipboard Sheets, Create Three-Dimensional Embellishments for Cards, Papercrafts, Mixed Media, Home Décor, and More, 12 x 12, Natural, 25 Count

Canson - RISD Store

Chipboard raised floor

Art Boards - RISD Store

26 x 38 Chipboard Pads - .050 thick S-21527 - Uline