# tomtoc T66M1B1 40L Travel Backpack

The tomtoc T66M1B1 40L Travel Backpack is a soft-shell polyester carry-on designed for travel, with a separate laptop compartment, padded straps and luggage-pass-through strap. The listing describes it as TSA-friendly, but its stated 52 × 33 × 22 cm dimensions mean airline underseat fit should not be assumed without checking the carrier’s limits.

- [Original product page](https://bargaincloverdeals.com/product/tomtoc-t66m1b1-40l-travel-backpack)
- [View offer](https://bargaincloverdeals.com/visit/tomtoc-t66m1b1-40l-travel-backpack)
- Market: IE
- Language: en-IE
- Currency: EUR
- Brand: tomtoc
- Model: T66M1B1
- Category: Fashion & Accessories > Bags & Luggage > Backpacks
- Price: 73.58 EUR
- Previous price: 91.99 EUR
- Discount: 20%
- Price checked: 2026-11-13T12:41:05.139Z
- Rating: 4.7 / 5
- Reviews: 27

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- 40L main compartment is described as clamshell-style for suitcase-like packing.
- The laptop compartment is claimed to fit a 17.3-inch laptop and open 90°–180° for airport screening.
- The listing describes a front pocket, top pocket and side bottle pockets, alongside a dedicated tech compartment.
- Padded shoulder straps, a 3D padded back panel, adjustable chest buckle and rear luggage strap are listed.

## Pros

- Large stated capacity suits packing for multi-day travel.
- The separate tech compartment and wide-opening design may make device access and packing more convenient.
- A rear luggage strap can attach the bag to a suitcase handle.

## Cons

- At 40L, it is a large backpack, so travellers needing a compact underseat bag may prefer a smaller option.

## Specifications

### Identity
- Brand: tomtoc
- Model: T66M1B1
- Product type: Laptop Backpack
- Colour: Blue
### Capacity and dimensions
- Capacity: 40 Liters
- Dimensions (D × W × H): 22D x 33W x 52H centimetres
- Weight listed: 1000 Grams
### Materials and protection
- Material listed: Polyester
- Lining: Polyester Lining
- Shell: Soft Shell
- Water resistance listed: Water Resistant
### Storage and fit
- Maximum compatible device size: 17.3 Inches
- Compartments: 3
- Pockets: 5
- Zippered compartments: 2
- Main pocket description: Main Compartment
### Carry and care
- Straps: Adjustable Shoulder Straps
- Harness: Padded Shoulder Straps
- Bottle holder: Bottle Holder, Padded Strap
- Care: Spot Clean With A Damp Cloth; Do Not Machine Wash; Allow To Air Dry
- Age range: Teen And Adult
- Recommended use: Travel

## Before you buy

- The title calls the bag underseat carry-on, while the listing also claims it fits most international carry-on limits and gives dimensions of 22D x 33W x 52H centimetres. Airline underseat allowances vary, so confirm the bag’s packed dimensions against the relevant carrier’s rules before travel. The 40L capacity and stated device fit are listing claims.

## A good fit for

- Travellers wanting a 40L bag with suitcase-style packing and a separate laptop compartment.
- People who value padded shoulder straps and a luggage-pass-through strap for airport transfers.

## Less suited to

- Travellers who need a confirmed fit under a particular airline seat without first checking that airline’s size limit.
- People looking for machine-washable luggage, as the listed care instructions specify spot cleaning and air drying.

## Customer feedback

The supplied evidence contains aggregate ratings but no customer-comment summary. The ratings are mostly in the four- and five-star categories, with a smaller three-star share. This is a limited indication of overall sentiment and does not establish what buyers liked or disliked about the backpack or whether it fits a particular airline’s underseat rules.

## Frequently asked questions

### Will this backpack fit under an airline seat?
The title describes it as an underseat carry-on, but the listed dimensions are 22D x 33W x 52H centimetres. Check the specific airline’s underseat allowance before relying on that fit.
### What size laptop does it accommodate?
The listing states a maximum compatible device size of 17.3 inches and describes a dedicated compartment for a 17.3-inch laptop.
### How should the backpack be cleaned?
The listed instructions say to spot clean with a damp cloth, not machine wash, and allow it to air dry.

## Alternative options

- [tomtoc Travel Backpack 40L, TSA Friendly Flight Approved Carry-on Luggage Hand Water-resistant Lightweight Business Rucksack, Durable Large Weekender Bag Daypack Fits 17.3 Inch Laptop, PFAS Free](https://bargaincloverdeals.com/visit/tomtoc-t66m1b1-40l-travel-backpack)
- [tomtoc Electronic Organizer Accessory Tech Pouch for MacBook Charger Cables \| Power Bank, Hard Drive, Travel Cords, Water-Resistant Storage Bag with Removable Card Slots for USB Adapter, Memory Card](https://bargaincloverdeals.com/visit/tomtoc-a0113d1-tech-pouch)
- [tomtoc Electronics Organizer Travel Case, Cable Organizer for Essentials \| Water Resistant Tech Pouch Accessories Travel Bag Carry Storagge for Cord, Phone, Cables, Airpods, USB Drive, Daily Items](https://bargaincloverdeals.com/visit/tomtoc-t66m1b1-40l-travel-backpack)
- [Wenig Extra Large Backpack For Men 50L,Water Resistant 17Inch Travel Laptop Work Bag With Usb Charging Port Anti Theft Big Business Tsa Approved Computer Rucksack Women College School,Black](https://bargaincloverdeals.com/visit/tomtoc-t66m1b1-40l-travel-backpack)
- [40x30x20 Cabin Bags for Ryanair, Wizzair, Vueling 24L Underseat Cabin Bag \| Small Travel Backpack with Waterproof Compartment 40x20x30cm Carry-ons Hand Luggage Backpack Fit 15.6 Inch Laptop](https://bargaincloverdeals.com/visit/tomtoc-t66m1b1-40l-travel-backpack)

## Add-ons

- [tomtoc 3 Set Packing Cubes for Travel, Compression Expandable Organizers \| Odor-resistant Travel Bag Pouch for Backpack & Suitcase, Luggage Organizer Accessories for Travel Essentials Storage](https://bargaincloverdeals.com/visit/tomtoc-t66m1b1-40l-travel-backpack)

## Images

![tomtoc T66M1B1 40L Travel Backpack — 1](https://bargaincloverdeals.com/i/HhJnkG7wXO9GXhLA2R65d4tlMjAK6IQufSqmezl9AtJVL9gT4kKB1nLL2IVyOk6j4i6SsCZFI9pe23fhipaF_v7vh-fRPs9BM-Zb-cqT2RyDgA7P3HReOgkV.jpg)

![tomtoc T66M1B1 40L Travel Backpack — 2](https://bargaincloverdeals.com/i/K4IBDnWSoTlOJGaA7D_wCv8crWzcH67onF-jPPqg6eXTBeXWEx-qc-Q6h60_C_wU-VVi34i0yJAJ7lIsdqCK-nk3aYw3Xcb6OxJEB_g-DbvkJD1H3IndflFB.jpg)

![tomtoc T66M1B1 40L Travel Backpack — 3](https://bargaincloverdeals.com/i/nk-OiIaoTv_B9I0qisGOW-XDusi3H01ihdB72Ptk0baOqG35VeQsPo7YgpJPAXjvUUe_XYX-F2nbmcGsMR25qmAtn7nWOG5laFCMnEBTWkD7WwJgUdom0PKc.jpg)

![tomtoc T66M1B1 40L Travel Backpack — 4](https://bargaincloverdeals.com/i/UfGfgGtM7td96SvT1HLbakl2Jwq3qdeLEM4tgf2bdCnr1zy5lz1RTGpVKHGj7LMCv2EvUMgD8BBO-BfGsHxeY1ChyTrB4Z6ZLwvQHaRZTCvqUBZEDnoc--vQ.jpg)

![tomtoc T66M1B1 40L Travel Backpack — 5](https://bargaincloverdeals.com/i/dP6u5mms2js1l2Bs7qzo1934YYwEvfswPIbc_ULRXXjOhq1to1_zq7oy4J69wzFsACoA-GVGzwi062DomBLlFikiU_urPimAaMee_4dE8k-2xLcT77aBatdL.jpg)

![tomtoc T66M1B1 40L Travel Backpack — 6](https://bargaincloverdeals.com/i/vTJMHV2-iCRkU4PCSNpO3MJQ4ahBhWAje181vysuEVAxoGeZuQsEAJ0sxLnb0LiBFHevPper5vZwxZ1r__9Gcvn8nZWJEzSoEXL-Dmgaq6vuTQT0DSuMvzfu.jpg)

![tomtoc T66M1B1 40L Travel Backpack — 7](https://bargaincloverdeals.com/i/DOJ13VzN1Gp5wSsdCIVt7s8NPJ94C0Wz5reEUJ_UMhS7z2acEqo7og8wzZdcvjPEhmfjLcsR5-U0_fV8aypC1B9SwfLIficKvxZ3hPJ2i5j7yYFKb2RDXrav.jpg)