Empty Watercolor Holder - Compatible with watercolor, oil painting, polypropylene pigments, water powder and other pigments - Keeps pigments contained during mixing, reducing spills and mess - Easy to transport and clean for reliable everyday use Watercolor Tin - Watercolor case designed for artist students - Easy to store and clean - Keeps supplies organized and ready, improving convenience and workflow Pigment Trays - Firm, stable trays with non-porous surfaces - Prevents pigments from penetrating into the board - Easy to clean and maintain, supporting clean color separation Empty Watercolor Case - Practical paint plate suitable for artists, professionals and students - Ideal for arts and crafts and general painting color work - Durable and reusable color trays to organize and transfer colors efficiently Use scenarios - Classroom or studio: use the empty holder and pigment trays to mix and separate colors, store materials in the watercolor tin, and keep the workspace tidy with the case for easy cleanup between sessions - On-location or workshop: take the watercolor tin and pigment trays for portable color mixing, quickly set up a clean workspace, and return pigments to the cases for transport - Personal practice and crafts: use the practical paint plate with painting color trays as a dedicated color mixing and storage station, maintaining organization and facilitating repeated practice or project work