https://www.dickblick.com/products/dr-ph-martins-bleedproof-white/?clickTracking=true&wmcp=pla&wmcid=items&wmckw=26929-1203&AID=13717235&PID=100188743&Ref=CJ&source=affiliate&CID=5507925&Publisher=TheMintGardener+LLC&Blick_affiliate=5507925&cjevent=750cbeb271b311eb803600450a1c0e0b
Dr. Ph. Martin's Bleedproof White | BLICK Art Materials
An opaque watercolor for covering over dye colors, markers, and designer colors. Not for mixing.
martin sbleedproof whitedrphblick