飛行機にDry Shampooを持ち込める？
条件付きで可能 — Dry Shampooは航空保安基準の制限内で機内持ち込みが可能です。 Aerosol = liquid: ≤ 3.4 oz (100 ml) in carry-on.
- · Aerosol = liquid: ≤ 3.4 oz (100 ml) in carry-on
- · Checked: FAA toiletry caps apply
- · Powder forms over 12 oz (350 ml) get separate screening
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航空保安当局別の公式規定
Rules by security authority
United States — TSA
機内持込:
条件付き
Aerosol cans must be 3.4 oz (100 ml) or smaller and packed in the quart liquids bag.
受託手荷物:
可能
Yes — allowed in checked bags within the FAA toiletry aggregate limits (≤ 2 kg / 2 L total, 0.5 L per container).
Flying internationally? Security follows the country you depart from — the authority above applies at your departure airport. Customs at arrival is separate.
Dry Shampooのパッキング注意点
機内持ち込み手荷物: Aerosol cans must be 3.4 oz (100 ml) or smaller and packed in the quart liquids bag.
受託手荷物（預け荷物）: Yes — allowed in checked bags within the FAA toiletry aggregate limits (≤ 2 kg / 2 L total, 0.5 L per container).
保安検査場での最終的な持ち込み可否判断は、現場の保安検査員に委ねられます。
よくある質問 (FAQ)
Frequently asked questions
Can you bring Dry Shampoo in a carry-on?
Aerosol cans must be 3.4 oz (100 ml) or smaller and packed in the quart liquids bag.
Can you pack Dry Shampoo in checked luggage?
Yes — allowed in checked bags within the FAA toiletry aggregate limits (≤ 2 kg / 2 L total, 0.5 L per container).
Can I bring dry shampoo on a plane?
Yes. Aerosol cans of 3.4 oz (100 ml) or less go in the liquids bag; bigger cans fly in checked bags. Powder versions are limited separately (≈350 ml).
Does dry shampoo count as a liquid at TSA?
The aerosol form does — it’s a pressurized toiletry, so the 3.4 oz rule applies. Loose powder is not a liquid but has its own powder limit.
Last verified:
Verified against official sources. Rules change — for high-stakes items, confirm with your airline and the screening authority. Our verification method →