Find the Class Rules! 3-Compartment Bento Box & Utensil Set by B2C™ at Michaels. Send your child back to school in style with this handy bento box and utensil set from Back 2 Class. Featuring three compartments, a spoon and fork that store neatly in the lid and design that is dishwasher and microwave safe, this lunch container a great way to send your student off with the fuel they need to tackle a day of learning.