If you’ve ever stood in the cruise terminal wondering why security is rooting through someone’s suitcase while the rest of us are melting in the queue, odds are they’ve packed something from this list.
From sneaky booze to suspicious “romantic accessories,” these are the items most likely to get confiscated before you’ve even seen your cabin.
It’s not about being naughty – it’s about knowing what makes cruise security twitchy, and what you can bring instead to keep your holiday running smoother than a piña colada at sailaway.
1. Sneaky Booze
Every week, cruise security catches dozens of hopeful guests trying to sneak alcohol onboard.
People get creative: gin disguised in water bottles, rum hidden in fake shampoo containers, wine bladders stuffed into socks. The goal? Avoiding those bar prices or pricey drinks packages.
Here are the most common methods people use.
Unfortunately, most cruise lines only permit a small alcohol allowance – typically one sealed 750 ml bottle of wine or Champagne per adult. Anything beyond that, especially hard liquor or beer, is confiscated. Some lines will return it at the end of your cruise; others pour it away there and then.
Security has seen every trick in the book, so even the most convincing “conditioner bottle” will get flagged on the scanner. Don’t risk wasting good rum – or worse, holding up the queue.
Read more: What Alcohol You Can and Can’t Bring Onboard
What to pack instead:
Check your cruise line’s policy in advance – they’re all different. If you want to enjoy a tipple in your cabin, stick to the permitted wine or Champagne.
Otherwise, budget for onboard drinks or look out for happy-hour specials. You’re on holiday – let the bartender do the heavy lifting.
2. Large Bottles of Non-Alcoholic Drinks
Bringing a case of bottled water or two-litre bottles of cola might sound sensible, but large containers are one of the most frequently seized items.
The official reason is safety (glass bottles can break, plastic bottles can leak). The unofficial reason is suspicion – alcohol disguised as cola is one of the oldest tricks in the cruising book.
Lines like Carnival and Royal Caribbean now specify “sealed cans or cartons only” for soft drinks. Unsealed or oversized bottles are simply thrown away at security.
Read more: Can You Bring Bottled Water On A Cruise?
What to pack instead:
Bring a reusable bottle instead.
Fill it up at water dispensers once you’re onboard – the ship’s water is purified and perfectly safe. If your caffeine addiction runs deep, bring small sealed cans of fizzy drinks if your cruise line allows. You’ll save money and space in your luggage.
3. Unsealed or Fresh Food
You’d be surprised how many people pack entire picnics for embarkation – or worse, leftover sandwiches from the hotel breakfast buffet.
Sadly, all fresh or unsealed food gets confiscated. It’s a health-and-safety thing: perishables can attract pests, spoil in your suitcase, or violate import laws at different ports.
Customs takes this seriously. That “innocent” banana from the buffet can land you a fine if you forget it in your bag when disembarking somewhere like Australia or New Zealand.
What to pack instead:
Stick to pre-packaged snacks like crisps, cereal bars or biscuits. They’re safe, hygienic and ideal for excursions. And remember – you’re about to board a floating buffet. You won’t go hungry.
4. Extension Cords and Power Strips
Cabin plug sockets are precious real estate, so people often bring power strips or multi-plug adaptors to charge phones, tablets and straighteners all at once.
Unfortunately, anything with a surge protector or multiple outlets is a major fire hazard at sea. Cruise ships run on different voltage systems, and one dodgy extension can take out an entire circuit.
Even travel power strips that claim to be “cruise-safe” can be confiscated if the officer on duty decides they’re questionable.
Read more: Royal Caribbean Adds Multi-Plug Outlets To Banned Items List
What to pack instead:
Bring a simple non-surge adaptor and a small USB charging hub.
Many newer ships have USB and USB-C ports built into the bedside lamps. Ask your cabin steward for help if you’re short on sockets – they’ve seen it all before.
5. Clothes Irons, Steamers and Hot Plates
Nothing says “formal night panic” like discovering your evening dress looks like it’s been balled up since 2019.
Still, personal irons, travel steamers and anything with an exposed heating element are banned. Fire is the biggest fear at sea, and irons are an obvious culprit.
Even hair straighteners sometimes raise eyebrows if they look industrial. Security staff are trained to err on the side of caution.
Read more: How To Iron Clothes On A Cruise
What to pack instead:
Hang your clothes in the bathroom while you take a hot shower – the steam works wonders.
Many ships also offer self-service laundrettes or pressing rooms for a small fee. A travel-size wrinkle-release spray is a cruiser’s best friend.
6. Candles and Incense
We all love a nice scent or the cosy feel of a flickering candle but cruise ships are basically floating hotels made of highly flammable materials.
One forgotten candle or stick of incense could spell disaster. Even the tiniest tealight is banned.
You might think a quick whiff of lavender won’t hurt, but your cabin steward will notice the smell immediately – and confiscate the evidence before you can say “namaste.”
Read more: 43 Essential Cruise Packing Tips Every Traveller Should Know
What to pack instead:
Use battery-operated candles or a plug-in diffuser (if allowed). A few reed sticks or a fabric-safe room spray can keep things fresh without risking a fire drill.
7. Sharp Objects and Weapons
This category covers everything from kitchen knives to martial arts gear and replica swords. Even decorative blades from a souvenir shop might not make it past security. The rule is simple: if it can stab, slice or bludgeon, it’s staying on shore.
You don’t need to worry about razors, nail clippers or small grooming scissors – those are fine – but anything larger than four inches is a no.
What to pack instead:
Pack travel-safe grooming tools and leave the serious steel at home. If you’re a diver or fisherman bringing specialist gear, declare it at check-in and let the crew store it safely for you.
8. Drones, Hoverboards and Starlink Devices
Drones are the bane of ship security. They’re cool, sure, but launch one off your balcony and you could hit another passenger, damage equipment, or lose it forever to the deep blue sea.
Hoverboards, e-scooters and large lithium batteries are equally banned for fire and safety reasons.
And in case you were wondering – no, you can’t bring your personal Starlink or satellite router. Cruise lines are very protective of their Wi-Fi revenue streams.
Read more: Carnival Guest’s Starlink Mini Confiscated As Banned Items List Updated
What to pack instead:
If you want aerial footage, take your drone ashore where it’s allowed, or use a GoPro for onboard shots. For internet, buy a WiFi package or wait for port stops – consider it enforced relaxation.
9. CBD Products and Other “Legal but Not Allowed” Substances
CBD might be the latest wellness craze for some, and genuinely essential medication for others, but even legal cannabis-derived products are banned on most ships.
The issue is international law: what’s legal in Southampton might be illegal in the Bahamas. Ships don’t take the risk, so they confiscate anything remotely hemp-related.
Even vapes or gummies labelled “THC-free” can cause problems if security isn’t sure what’s inside.
Read more: This Carnival Cruise Passenger Is BANNED For Life For Her Prohibited Item
What to pack instead:
Stick to standard painkillers or doctor-prescribed medication, always in the original packaging. If you use CBD for anxiety or sleep, ask your GP for an approved alternative before you travel.
10. Fans and Small Appliances
Cruise cabins can get warm, especially in tropical climates, so plenty of passengers pack portable fans.
The problem is that some use open blades or draw more power than the ship’s system can handle. Likewise, kettles, coffee makers and toasters are all banned for obvious reasons – fire again.
Security often allows small USB-powered fans, but it’s a grey area.
What to pack instead:
Bring a compact USB fan if your cruise line allows it, or ask your cabin steward for extra airflow options.
And before you pack a kettle, remember that 24-hour room service and a buffet full of tea bags exist for a reason.
11. Portable Speakers
It’s always “just one song” until someone’s blasting drum and bass on the balcony at midnight.
Carnival has officially banned personal speakers altogether, and other lines are following suit to keep the peace. Ships are social spaces, not nightclubs – unless the cruise director says so.
Read more: Carnival Quietly Bans Bluetooth Speakers Across The Fleet
What to pack instead:
Bring headphones or a tiny, quiet speaker if it’s explicitly allowed. Otherwise, enjoy the onboard entertainment – live bands, deck DJs and karaoke are already included in your fare.
12. Handcuffs and “Bedroom Accessories”
Yes, this really happens. Security routinely confiscates handcuffs, restraints and certain adult toys – not because they’re prudish, but because they fall under the same category as “weapons” or “restricted items.”
Plus, nothing says awkward like explaining the pink fluffy cuffs to a stone-faced security officer.
Or worse, greeting a cabin steward who wanders in to see you tied to the bed…
Read more: The Things You Can & Can’t Take On A Cruise Ship
What to pack instead:
If you’re bringing romantic accessories, keep them discreet, battery-powered and non-metallic. Remember, luggage is scanned – and the staff have seen everything.
13. Firearms and Ammunition
This should go without saying, but it’s worth repeating: firearms, ammunition and replica weapons are strictly forbidden.
Even licensed gun owners can’t bring them onboard. Security takes this extremely seriously – if a weapon is found, you’ll likely be denied boarding and possibly face legal trouble.
Read more: American Cruise Passenger Deported From Italy After Gun Found in Backpack
What to pack instead:
Absolutely nothing resembling a gun, even as a souvenir or costume prop.
If you’re travelling internationally, double-check your luggage before flying – even an empty bullet casing can cause chaos at security.
14. Decorations, Curtains and Door Stickers
Decorating your cabin door has become a cruise tradition – birthdays, anniversaries, or just for fun.
But anything that blocks corridors, damages doors or breaches fire codes will be removed. Some decorations, like string lights or curtains, are banned altogether because of the materials used.
And yes, pineapple stickers and “code” décor that might be misinterpreted as an invitation for extracurricular activities have been known to cause problems too.
Read more: Upside Down Pineapples BANNED (And Then Unbanned?) From Carnival Cruise Ships
What to pack instead:
Stick to magnetic decorations or removable paper signs if your cruise line allows them. Keep it clean, lighthearted and family-friendly. You can still make your door stand out – just not to security.
Final Thoughts
Most of these rules come down to three things: safety, security and revenue. If something could cause a fire, hurt someone, break a law in port, or undercut the cruise line’s profits, it’s likely to be confiscated.
Before you pack, take five minutes to check your cruise line’s “Prohibited Items” list – it’s always available online. Pack smart, stay honest, and don’t be that passenger watching your fake shampoo bottle of vodka disappear into the bin.
After all, the fewer items you lose at security, the quicker you’ll be sipping something cold on deck, smugly aware that this time, you beat the system by simply following the rules.
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