carry on safe box|TSA Approved Locks & Portable Safes for Secure Travel

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Our Carry-On Safe Box – Travel-Friendly Valuables Protection

As a BSCI-certified factory, we make our carry-on safe box lightweight (fits airline carry-on limits) yet sturdy. It has a secure lock (TSA-compatible optional), fits laptops, passports, or jewelry, and fits in overhead bins. Made with impact-resistant materials, it protects items during travel. Ideal for business or leisure travelers, our team can offer personalized sizes, ensuring safe carry-on storage.
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Why choose us?

Professional Sales Team

Our foreign trade sales team is highly professional and dynamic. Equipped with rich international business knowledge, they can offer personalized solutions according to different customer requirements, ensuring a smooth and satisfactory cooperation process.

Customized Services

Understanding that every customer has unique needs, our sales team is dedicated to providing personalized solutions. Whether it's product customization or special order requirements, we strive to meet and exceed customer expectations.

Industry - Leading Knowledge

With a solid background in safety industries, we have in - depth knowledge of the security market. This expertise allows us to better understand customer needs and develop products that are in line with industry trends and standards.

Related products

Shanghai Kuntu Industrial Co., Ltd.’s “carry on safe box” series is a compact, travel-friendly security solution designed to protect valuables like passports, cash, laptops, tablets, and jewelry during air, train, or road travel—while complying with airline carry-on size restrictions. Unlike bulky travel safes that may be too large for overhead bins or under-seat storage, our carry on safe box prioritizes portability without compromising security, making it ideal for business travelers, families, and tourists worldwide. Backed by over 20 years of manufacturing experience and BSCI-certified quality control, these safe boxes are trusted for their durability, TSA compatibility, and user-friendly design. The construction of our carry on safe box focuses on balance between size, security, and travel practicality. The box body is crafted from lightweight yet durable aluminum alloy (weighing 3–5 pounds) or high-impact ABS plastic (2–3 pounds)—both materials resist scratches, minor impacts, and tampering. The external dimensions (typically 14”x9”x6”) comply with most airline carry-on standards (e.g., TSA, IATA), fitting easily in overhead bins or under airplane seats. The locking mechanism offers two travel-friendly options: a TSA-compatible combination lock (allowing airport security to inspect the box without damaging it) or a key lock (for users who prefer traditional security, with two spare keys included). The interior includes adjustable foam dividers to organize valuables (preventing laptops from scratching against passports) and a small zippered pouch for cash or credit cards. For added convenience, many models feature a built-in handle (for easy carrying through airports) and a steel cable (to secure the box to hotel room furniture, like bed frames or desks, when not in transit). A notable case involves a business traveler from Germany who uses our aluminum alloy carry on safe box for monthly international trips. The traveler reported that the box fits easily in overhead bins on flights to Asia, Europe, and North America, and the TSA-compatible lock has never been damaged during security inspections. The foam dividers keep their laptop (13”), tablet, passport, and travel documents organized, and the steel cable allows them to secure the box to hotel furniture—eliminating the risk of theft from hotel rooms. After 18 months of frequent use, the box shows no signs of wear, even after being placed in crowded overhead bins. For families traveling with children, our ABS plastic carry on safe box is a popular choice—it is lighter (2.5 pounds) for parents to carry and features bright, kid-friendly colors (blue, pink) that are easy to spot in busy airports. A family from Australia used this model during a 6-week trip to Europe, noting that the box held their children’s passports, extra cash, and small toys, and the combination lock was easy for parents to set and reset (they chose a simple 4-digit code tied to their children’s birthdays). Our carry on safe box series offers multiple models to fit different travel needs: - Slim (14”x9”x4”): Ideal for laptops (13” or smaller), passports, and cash—fits under airplane seats. - Standard (14”x9”x6”): Suitable for laptops (15”), tablets, jewelry, and multiple passports—fits in overhead bins. - Expandable (14”x9”x6”–8”): Features a zippered expansion panel for extra storage (e.g., souvenirs purchased during travel). Our commitment to cross-cultural adaptability ensures our carry on safe box meets regional travel needs. For example, in countries like Japan (where airline overhead bins tend to be smaller), we offer the slim model as a top recommendation. In the United States (where TSA inspections are common), we emphasize the TSA-compatible lock in marketing materials. Our foreign trade team also provides multilingual instruction manuals (including Japanese, Spanish, and Mandarin) and offers custom branding (for corporate clients, like travel agencies or multinational companies, to add their logos to the box). Every carry on safe box undergoes rigorous testing at our Shanghai factory, including: - Size compliance tests: The box is measured against 20+ airline carry-on standards to ensure compatibility. - Durability tests: The box is dropped from 3 feet onto concrete (simulating airport handling) and shaken for 1 hour (simulating turbulence). - TSA lock tests: The lock is tested with TSA master keys to ensure security agents can open and re-lock it without damage. We also offer customization options, such as adding a USB port (for charging phones inside the box) or a waterproof lining (to protect valuables from spills). If you are seeking a secure, travel-friendly safe box for your next trip, please contact our team. We can provide samples of different models and offer bulk pricing for travel agencies or corporate travel programs.

Frequently Asked Questions

What materials are used for your mailbox products?

The materials used for our mailbox products vary according to different models, mainly including high - quality metals and durable plastics, which ensure good weather resistance and long - term use.
Yes, our portable safe boxes are designed with portability in mind. They are lightweight and have reasonable sizes, equipped with convenient carrying handles or straps for easy transportation.
We can provide installation guidance. For some large - scale or complex installation requirements, we can also coordinate with professional installation teams to assist customers, but additional charges may apply.
We attach great importance to customer privacy. All customer information is strictly confidential and will not be disclosed to any third party without the customer's consent. We have a complete set of information security management systems to ensure this.
Yes, with our reliable production base in Shanghai, we can handle large - scale orders. Our production capacity and supply chain management system can ensure the timely completion of large - scale production tasks.

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Customer Reviews

Steven Johnson
Lightweight Portable Safe Box for Travel

This portable safe box is perfect for my hotel stays. It’s small enough to fit in my suitcase, but it can hold my passport, jewelry, and cash. The combination lock is easy to set, and it’s made of durable plastic that doesn’t scratch my luggage. I also use it at home to store small valuables—very versatile.

Brian Lee
Waterproof Portable Safe for Outdoor Trips

I took this portable safe box on a camping trip, and it kept my phone, keys, and cash dry even after a rainstorm. It’s sealed tightly, and the lock works well even with wet hands. It’s small enough to fit in my backpack, and it doesn’t add much weight. The bright color makes it easy to find in my bag—no more rummaging around.

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Choose Our Portable Safe Box – On-the-Go Security

Choose Our Portable Safe Box – On-the-Go Security

Our portable safe box is lightweight yet sturdy, fitting in suitcases or cars to protect passports, jewelry, or cash. It’s waterproof for outdoor trips and easy to use with combination locks. Reach out today to learn about travel-friendly sizes!