A translator for the language, a headrest for the seat, a clamp for the tray table, a wedge for the gap beside the car seat. Each fixes one thing and packs small.
A pen-sized UV wand that purifies water in seconds
→ thesteripen.com
Change time zones with one push, and home time stays put
→ nomos-glashuette.com
Hospital-grade 1000mL vomit bags with a rigid plastic ring that holds itself open
→ amazon.com
A pocket translator for 112 languages with free lifetime data built in
→ amazon.com
A pocket-size folding mouse that runs 22 hours on a one-minute charge
→ logitech.com
The neoprene wedge that closes the car-seat gap for good
→ buydropstop.com
A folding economy-class headrest that actually holds your head up
→ wallpaper.com
A MagSafe clamp that grips a tray table, headrest, or luggage handle
→ amazon.com
260 grams of empty bag for the trip home
→ infinitypillow.co
A crossbody bottle sling that packs into its own built-in pouch
→ amazon.com
A 60-liter duffle that's watertight down to the zippers
→ rticoutdoors.com