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Yes—liquids are allowed: carry-on needs 3.4 oz (100 ml) bottles in one quart bag; bigger containers go in checked, with medical and baby items exempt.

Yes — a duffel bag counts as a carry-on when it fits your airline’s size limit and stows in the overhead bin or under the seat.

Yes—on U.S. domestic flights, children may pass TSA with an accompanying adult; IDs aren’t required for minors, but screening still applies.

Yes, carbonated drinks can go in checked luggage; seal tightly, cushion glass, and expect extra fizz when opening after the flight.

Yes, soap in hand luggage is fine—solid bars any size; liquid or gel soap must fit the 3-1-1 liquids rule.

Yes, you can wrap Christmas gifts in checked luggage, but security may open them; gift bags or wrapping on arrival avoids wasted paper.

Yes, solid chocolate can go in hand luggage; spreads must follow the 3-1-1 liquids rule, and big cocoa powder tubs may need extra screening.

Yes. Charging cables can go in hand luggage; pack them neatly, and keep lithium power banks in carry-on, not checked, per airline battery rules.

Yes — carry-on bags can have liquids if each container is 3.4 oz/100 ml or less and all fit in a single quart-size bag, with declared medical and baby-care

Yes, champagne can go in hold luggage; at ~12% ABV it’s allowed in checked bags when unopened and well packed—airline weight and customs rules apply.