The following items are required, but not included in the kit: Backpack, 1 lightweight blanket, 1 fitted sheet (crib-sized, pref. jersey), stuffed animal for nap time, 1 set of season-appropriate extra clothing, diapers/pull-ups (if not potty trained; if cloth, include wet bag), water bottle, and 1 choice sensory material (kinetic sand, corn starch, dry pasta, beans, etc.).