It's Academic Flexi Storage Pencil Box, Blue

["Pop-Up Storage: Adjustable storage case expands to meet your needs and hold your belongings securely inside.","Holds Essentials: Organize your supplies by storing pencils, pens, scissors, scrapbooking materials, stamps, post-its, stickers, and more.","Expandable and Collapsible: Can be used or stored nearly flat or expanded to full size to accommodate your individual needs.","Secure: Latches shut with colorful contrasting closure to ensure nothing gets lost.","Flexible: Made of durable and ductile rubber material to stretch and expand again and again."]