Quick View Compare 12 Ct. colored Square Pastels $0.00 Sargent Art¨ Artist Chalk Pastels feature brilliant pigments and smooth velvety texture. Each square chalk stick measures 2.5" x 0.375". Each set comes packaged in a lift-lid box. Non-toxic and conforms to ASTM D 4236. Each pack includes 12 chalk... 0 Out of stock - Check Back Soon!