Amazon.com: Plastic Trays for Classroom, Office Organizing, Arts & Crafts - Letter & Papers Flat Storage Bins - Sensory Tray - Set of 4 Colors - Great for Lego, Sand, Crafts, Orbeez, Painting, Montessori Tray
Amazon.com: Constructive Playthings Messy Trays, 40% Thicker Plastic Construction, Paint, Water & Sand Toys Contain Arts & Crafts Messes, Classroom Supplies, Creative Play, Set of 4 Trays, 3 Years and Older :