A spa reset in the middle of Bangkok.

This Let’s Relax Spa Sukhumvit 39 (Phromphong) voucher is tied to a day spa that was fully renovated after 12 years, with a warm Colonial-style look using perforated design inspired by Rama V and VI-era details, plus light pastel tones. It’s the kind of stop that turns a busy city day into something slower and calmer, fast.

I also like the convenience: it’s just minutes from BTS Phrom Phong, so you’re not burning half your day getting there. You can pick from a full-service spa menu (Thai massage, aromatherapy oil massage, foot massage, and the signature hot stone massage) and there’s a newer nail care section with manicure, pedicure, gel nail polish, and paraffin. The main catch is that this is only an e-voucher—you must call to book your appointment, and the activity is non-refundable.

Key Highlights I’d Plan Around

• Renovated day spa vibe: Colonial-style design with perforated details inspired by Rama V and VI.
• Easy BTS access: minutes from BTS Phrom Phong, handy for a one-day break.
• Hot stone massage is part of the core menu, alongside Thai massage, oil massage, and foot massage.
• Nail care section is new: manicure, pedicure, gel nails, and paraffin are offered.
• Call-to-book requirement: your voucher is not the same thing as a confirmed appointment.
• Thai-language environment: the spa’s languages are Thai, so plan accordingly.

A Renovated Day Spa Worth Using for a One-Day Reset

Bangkok has no shortage of massage options, but a real challenge is finding a place that feels restful the moment you walk in. Here, Let’s Relax Spa Sukhumvit 39 was fully renovated after serving customers for 12 years, so it’s not a tired setup. The new design leans into a Colonial-style aesthetic, including perforated patterns derived from Rama V and VI’s era and soft pastel lighting.

Why that matters for you: when the room feels warm and intentional, the treatment you booked starts working sooner. You’re not just paying for hands and oils; you’re buying the whole “switch off” experience that makes a short visit actually feel like a reset.

Your Menu Choices: Thai Massage, Aromatherapy Oil, Foot, and Signature Hot Stone

This voucher is built for choice. Let’s Relax Spa’s full-service spa menu includes Thai massage, aromatherapy oil massage, foot massage, and its signature hot stone massage. Each option fits a different kind of tired, so I’d treat your booking call like a quick decision point, not a guess.

• Thai massage is the classic pick when you want more active stretching and deeper work.
• Aromatherapy oil massage is the one to choose when your focus is relaxation through scent and massage pressure.
• Foot massage is ideal if your legs took the hit from walking and heat.
• Hot stone massage is the signature option here, and it’s usually the style people choose when they want warmth to do some of the heavy lifting for comfort.

Even if you’re not sure what you need, the menu gives you clear directions. Think about what feels tight right now—neck and shoulders, whole-body fatigue, or legs—and choose the treatment type that matches.

Don’t Skip the New Nail Care Section (If You Want a True Beauty Day)

A big reason this voucher can feel like value is that it’s not only massages. The spa added a nail care section with manicure, pedicure, gel nail polish, and paraffin. If you like to combine self-care in one stop, this is the kind of place that lets you do it without hopping around Bangkok.

This also helps if your day needs two different modes: one service for relaxation, another for a polished finish. I’d especially consider gel nails if you want something that holds up better for daily life, and paraffin if your hands or feet feel dry or worn.

One thing to watch: the information says what’s included varies depending on the option you selected. So when you call to book, confirm exactly which services are covered by your voucher option before you arrive.

Where It Fits in Your Bangkok Day: Near BTS Phrom Phong

Location matters more than people think—mostly because Bangkok rewards efficient routing. Let’s Relax Spa Sukhumvit 39 is described as being minutes from BTS Phrom Phong, which makes it practical when you want a break between sightseeing stops.

For a real-world plan, I’d think of it like this: pick a day where you’ll already be on Sukhumvit, then schedule the spa when you’re most likely to feel worn down. After a long walk session or a heat-heavy day, getting a massage or foot treatment can be a smarter “rest strategy” than trying to just power through.

Also, because this is only a one-day voucher, the proximity to BTS helps you use it without stress. You’re not trying to coordinate complicated transfers and timing.

Price and Value: What $22 Covers (and What You Should Confirm)

The price is listed at $22 per person, and the duration is 1 day. That sounds straightforward, but the fine print is important: the included items depend on the option you selected. In other words, your voucher might not include every service on the menu, or it might cover a specific treatment only.

So here’s the value-thinking I recommend:

• If your plan matches the treatment included in your option (like a massage type), you’re getting a clear win.
• If you’re hoping to add nail care too, call and confirm what’s included versus what’s extra.

This is one of those times where a two-minute phone call can save you from a frustrating surprise. Use the booking call to verify coverage, not just appointment time.

What the E-Voucher Actually Does (So You Don’t Get Tripped Up)

This isn’t a confirmed booking by itself. It’s an e-voucher for the spa, and you’ll need to contact the spa directly to secure an appointment at +66 02 662 6935. It’s also non-refundable, so treat it like a planned day.

If you select a future month, the e-voucher will be sent to your email at the start of the month you chose. That means you shouldn’t expect it instantly if you’re scheduling ahead.

Tip that keeps things smooth: once you receive the voucher, immediately call to line up your appointment within the 1-day validity window. Don’t wait until the last day, especially if you have limited availability during your trip.

Booking and Service Flow: What You’ll Do After You Arrive

The booking is the key step, not the voucher itself. Since the spa’s host/greeter is Thai and the language is Thai, you’ll want to plan for the possibility of a Thai-language phone call. If you’re not comfortable speaking Thai, you might still manage, but be ready to communicate the treatment type you want and your preferred time.

On the day of your appointment, you can expect the experience to center on the service you booked from the spa menu—massage or foot treatment, plus the option of nail care based on what your voucher option covers. The spa is wheelchair accessible, which is a helpful baseline if mobility is a concern.

Who Should Book This Spa Voucher

I’d suggest this voucher if:

• You want a one-stop relaxation and beauty visit in Bangkok (massage plus nail care options).
• You like the idea of a newly renovated spa with a warm, pastel, Colonial-style interior.
• You’ll be near BTS Phrom Phong and want something that fits a tight schedule.
• You’re confident enough to call the spa for appointment booking and confirm what’s included in your option.

This is also a good choice for a short trip because the voucher is valid for 1 day. If you prefer planning your activities one day at a time, it matches that style.

Should You Book Let’s Relax Spa Sukhumvit 39?

Yes, you should book it if you can do two things: (1) choose a voucher option that matches what you actually want (massage type and any nail care you’re hoping for), and (2) call the spa to lock in your appointment. With minutes from BTS Phrom Phong and a renovation-focused day spa atmosphere, the value can make sense quickly.

If you hate phone calls, need everything confirmed automatically, or you’re not able to match the 1-day validity to your schedule, then this might be more hassle than it’s worth. In that case, look for an offer that includes confirmed booking—or be ready to do the scheduling quickly once you receive the e-voucher.

FAQ

What massages are available with the Let’s Relax Spa Sukhumvit 39 voucher?

The spa menu includes Thai massage, aromatherapy oil massage, foot massage, and the signature hot stone massage.

What nail services are offered at Let’s Relax Spa Sukhumvit 39?

The nail care section includes manicure, pedicure, gel nail polish, and paraffin.

Do I need to book an appointment with the spa?

Yes. Spa booking is not included, and you must call the spa directly at +66 02 662 6935 to secure an appointment.

How long is the voucher valid?

The voucher is valid for 1 day. You should check availability to see starting times.

If I choose a future month, when do I receive the e-voucher?

If you selected a future month, the e-voucher will be sent to your email at the start of the month you selected.

Is this spa close to BTS Phrom Phong?

Yes. The location is described as being just minutes from BTS Phrom Phong.

Is the spa wheelchair accessible?

Yes, the activity is listed as wheelchair accessible.

Is the voucher refundable if I cancel?

No. The cancellation policy says the activity is non-refundable.

What languages are available at the spa?

The listed language is Thai.