Flight Knight Bubble Cabin Suitcase, 45x36x20cm

The Flight Knight Bubble cabin suitcase is a compact hard-shell case listed at 45x36x20cm, with four spinner wheels and 25 litres of storage. Its size is presented as suitable for easyJet under-seat hand luggage and Ryanair when travelling with priority boarding, but airline allowances and sizer fit should be checked for each journey.

At a glance

The listing gives overall dimensions of 45 x 36 x 20 cm including handles and wheels and describes the case as designed for easyJet under-seat hand luggage.
Four spinner wheels are intended to make it easier to change direction while moving through an airport.
A three-digit combination lock is described as securing the zips together.
The interior is described as fully lined with organiser pockets, including shirt and shoe compartments.

Price

£24.99Save 34%

Reference price: ~~£37.99~~

Price checked: 14 Nov 2026

View offer

Pros and cons

Pros

Compact listed dimensions make this a plausible option for travellers prioritising an under-seat-sized case.
The 25-litre capacity and organiser compartments support packing for short trips.
Four spinner wheels and an adjustable telescopic handle offer practical manoeuvrability.
The ABS hard shell is listed as water resistant.

Cons

At 25 litres, it is better suited to compact packing than to trips requiring substantial luggage space.
The listed weight is 2.55 kg, which takes up part of any airline cabin-bag weight allowance.

Technical specifications

18 specifications

Identity
Brand	Flight Knight
Model	FFK95_ANTH_S
Pattern	Bubble
Colour	Anthracite/Silver

Dimensions and capacity
Listed size	45x36x20cm
Dimensions	36L x 20W x 45H centimetres
Capacity	25 litres
Weight listed	2.55 Kilograms

Materials and protection
Shell	Hard
Material	Acrylonitrile Butadiene Styrene (ABS)
Water resistance listed	Water Resistant

Wheels, handle and security
Wheel type	Spinner
Number of wheels	4
Handle type	Telescopic Extendable Handle
Lock type	Combination Lock

Interior and organisation
Number of pockets	2
Other listed features	Rollers, Shirt compartment, Shoe compartment, Telescopic Handle, Wheel, Zip closure, Zip fastening
Strap type	Adjustable

What to know before buying

Listing details to confirm

The airline approval wording is conditional: the listing describes easyJet under-seat use and Ryanair use with priority boarding, while airline limits and sizer fit can vary. The page also gives the case body as 37 x 35 x 20 cm as well as overall dimensions of 45 x 36 x 20 cm, so compare the full outside dimensions with the allowance for your specific fare. The title calls this an eight-wheel case, but the technical details and product description specify four wheels. The style field says “Luggage Set”, although the title and descriptions refer to one suitcase.

Who is it for?

A good fit for

Travellers wanting a compact hard-shell case for short breaks or as an extra cabin bag.
Buyers who prefer spinner wheels, a telescopic handle and separate packing compartments.

Less suited to

Travellers needing high capacity or a larger case for extended trips.
Anyone whose fare requires a cabin bag larger than the listed 45 x 36 x 20 cm overall dimensions.

Flight Knight Bubble Cabin Suitcase, 45x36x20cm · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.5 / 5 · 294 ratings

5 stars76%76%
4 stars12%12%
3 stars7%7%
2 stars2%2%
1 star3%3%

Customer feedback highlights perceived quality, manoeuvrability and enough room for short trips, with some describing it as suitable for three nights. Fit receives mixed comments, including reports of difficulty with a sizer. For buyers relying on cabin sizing, that uncertainty matters alongside the listed 45 x 36 x 20 cm overall dimensions and the need to check the rules for their fare.

Positive themes

Customers describe the case as sturdy, lightweight and easy to manoeuvre.
Some feedback finds its capacity suitable for short trips.

Mixed feedback

Reported fit is mixed, with some finding the contents or case fit satisfactory and others mentioning sizer issues.

Frequently asked questions

What are the listed dimensions?

The overall size is given as 45 x 36 x 20 cm, including handles and wheels. The listing separately states the body measures 37 x 35 x 20 cm.

Is it suitable for easyJet and Ryanair?

The listing describes it as designed for easyJet under-seat hand luggage and says Ryanair compatibility applies with priority boarding. Check the dimensions and allowance for your particular fare before travelling.

How much can it hold?

The stated capacity is 25 litres. Customer feedback describes it as sufficient for around three nights, though packing needs vary.

How many wheels does it have?

The technical details and product description specify four spinner wheels. The title says eight wheels, so that listing detail is inconsistent.

Does it have a lock?

The listing specifies a combination lock and describes it as a three-digit lock securing the zips together.