Foster an organized classroom environment with ECR4Kids Letter Size Deep Trays with Lids. Perfect for early education spaces and homes, these large plastic storage containers with lids keep worksheets, assignments and other papers organized. This 10-pack of versatile stacking bins comes with lids to keep supplies contained and can hold papers sized up to 9" x 12". These sturdy plastic trays are great for keeping art supplies, schoolwork, and handouts neatly organized. Designed to store papers fl