Diyife TSA Luggage Locks (2 Pack) – 4 Digit Combination Padlocks with Long Shackle for Suitcases & Bags

If you regularly fly, take public transport, or simply don’t love the idea of relying on a single key, a TSA-approved combination lock is a sensible way to add a layer of control. These Diyife TSA luggage locks use a 4-digit code, come as a 2-pack, and are built with a long shackle/cable-style approach for locking zips together.

That said, nothing is truly “impossible to defeat” for every scenario—mostly it’s about slowing down casual access and keeping your belongings safer on the move. If that’s your goal, this one looks like it fits the brief.

The essentials

These are travel padlocks designed to work with TSA access. On paper, that matters because transport security officers can open the lock using a special TSA key if they need to inspect your luggage, then relock it afterwards. There’s also no key inside the package, so the combination is the main way to open them yourself.

The lock offers 4-digit password combinations, which gives 10,000 possible combinations. You can set the number and, based on the product description, only you know it once set.

What matters most in everyday use

The “long shackle” design is the practical detail here. It’s aimed at small luggage and situations where you want to pass the lock through a zipper hole, or use it to link chainable zipper pulls for better security.

In real terms, that usually means: before leaving the house, you can lock both sides of a zip that has a compatible opening, or chain multiple zippers together for a tighter close. It’s also useful beyond suitcases—your backpack zips, a gym bag, or storage at home are all mentioned as use cases.

One limitation to keep in mind: the effectiveness still depends on the zipper style and how well the lock can be passed through the available holes/loops. If your bag’s zip doesn’t lend itself to the long shackle/cable route, you may find the lock less “secure-feeling” than you hoped.

Security angle: code lock + TSA approval

The description positions these as more secure than standard 3-digit code locks, mainly because the code space is larger (10,000 combinations with 4 digits). It’s not a guarantee against determined tampering, but for everyday travel it’s a reasonable step up from simpler combinations.

The TSA-approved element is also key for travellers who want to avoid the lock being forcibly damaged or your bag being left vulnerable after inspection. The description specifically claims your suitcase will not be forcibly opened to avoid damage when TSA officers need access.

A practical note: since there’s no key provided, you’ll want to be careful with your chosen code. If you forget it, you’re basically stuck with the lock as designed.

Build and materials: what you’re buying into

These locks are described as having a high strength zinc alloy body, while the cable is made from strong, cut resistant steel. The idea is straightforward: a sturdier casing and a more resistant cable makes casual cutting harder.

If you’re comparing this approach to cheaper, smaller locks, the materials and the “cut resistant steel” claim are the parts that justify paying a bit more. If you’re buying mainly for light use (like occasional storage rather than trips), you may feel you don’t need the same level—but if you travel regularly, it tends to make more sense.

Key takeaways: who it suits (and who should skip it)

It’s a good fit if you want TSA-compatible travel locks, prefer not to manage a spare key, and like the idea of locking multiple zipper points (rather than only locking a single closure).

It might not be a great match if your bags don’t have zipper holes/areas that the long shackle/cable can actually thread through, or if you’re the sort of person who often forgets codes. Also, if you’re expecting “bank vault” security, you may find this stays firmly in the travel-practical category rather than high-end anti-tamper.

Quick checklist before you buy

Before committing, it’s worth double-checking: - Whether your suitcase/backpack zips have openings that suit a long shackle design. - That you’re comfortable relying on a 4-digit code (since no key is included). - That the 2-pack quantity matches how many bags you usually want to lock at once.

Mini FAQ

Are these TSA approved?

Yes. The description states they are TSA (Transportation Security Administration) approved, so officers can open them with a special TSA key if needed.

Do they come with a key?

No. The product description explicitly says there is no key inside the package.

How many password combinations are there?

With 4 digits, the product claims 10,000 different combinations.

Can I use them on items other than suitcases?

The description suggests multiple uses, including travel suitcases and backpacks, plus use at home, in school, in the gym, and on backpacks.

What does the long shackle design help with?

It’s intended to lock smaller luggage through zipper holes and can be used to chain multiple zippers together for higher security.

Is it worth it?

Buy it if you travel often (or at least want travel-ready locks), want TSA compatibility, and prefer a combination code over keys—especially if you like the practical “long shackle” idea for zips. It’s also a sensible purchase if you want a 2-pack so you can lock more than one bag.

Skip it if your luggage/backpack doesn’t suit the long shackle/cable route, or if you tend to misplace codes and don’t want to risk getting locked out of your own padlock. Overall, it’s a travel-focused lock set: not magic, but well-aligned with everyday protection and TSA-aware commuting.