Bleed Proof White

This versatile white medium masks underlying dyes and pigment marks while remaining non-waterproof, making it ideal for layering in watercolor compositions. Perfect for correcting mistakes across any paper surface, it delivers reliable coverage without compromising your artistic vision. Build depth and dimension with confidence, knowing this product meets rigorous ASTM Standard D-4236 safety requirements. Whether you're refining details or salvaging a piece, this essential tool gives you the creative control you deserve.