Listings cover both children and adults. Common manufacturer recommendations include “3 years and up” or “All ages,” while some products are labeled specifically for adults.
Some kits include accessories such as double-wall 13 oz food jars, leak-proof hard ice packs, and meal-prep containers (for example, a 2-cup and a 1-cup container). Certain bags also have clip-on handles.
Most use zipper closures. Carrying options include top handles (sometimes padded), clip-on handles, and adjustable or removable shoulder straps for hands-free carrying.
Many feature dual or multiple compartments for organizing meals and snacks. Some listings also note expandable side pockets for bottles, front pockets, and dedicated pockets for containers or small items.