Grandeco 8*12 inches/20 x 30 cm,and the thickness is 1.8mm-2mm .Due to manual measurement, please allow minute size errors. Assorted Colors: Offer a selection of 30-color for wider application（the color is random）. Each foam paper has sparkling coated glitter.(Note: glitter will shed to certain degree) Easy to use:The foam sheets are flexible for cutting, shaping, gluing,can be colored with paints …