Bright Colors: you will receive 18 black plastic trays for organizing classroom supplies; Ideal for letting your child move freely without worrying about messes or stains, the four piece tray keeps everything organized and messfree Durable Material: this large plastic tray is made of polypropylene (PP) plastic; It is PVC and BPA free; It can withstand tough knocks and scrapes thanks to the durable plastic construction; It is also kid friendly featuring easy to carry extended lip and lightweight Humane Size: each sorting tray measures a big 13.8" x 9.8" with deep 3" edges that keep messes neatly contained; You can easily stack when not in use and put away in cupboards, cubbies, or lockers; The rectangular shape makes them easy to use in the space of your choice Easy to Clean: the smooth surface is for easy wipe-clean care; The plastic trays for classroom are suitable for carrying glue, paint or collage materials; These educational colors art trays will help you to keep your work or art space neat and organized Wide Applications: the activity trays organizer is suitable for classroom, daycare, kindergartens, and home school, to organize art materials, collaging, crafting, beading, science experiments, waterworks, loose parts education, snack preparation, dollies art, finger painting, color mixing and many processed based creative invitations Features: The classroom trays have a low profile, lay flat on the table, and contain liquids, sand art, beads nicely. Setting up activities with a tray help define each child's space by creating a boundary on the table and their supplies for the particular activity. Some of the most common usage from customers: counting bears, stamping sand, art, activities, collaging beading, science experiments, loose parts, dollies art finger painting, etc. Specifications: Main color: black Size: 35 x 25 x 8 cm/ 13.8 x 9.8 x 3.1 inches Material: polypropylene (PP) plastic Package includes: 18 x Plastic tray Warm notes: Please allow slight deviation due to manual measurement. Please allow slight color differences due to different monitors.