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Product guide

KLOSTAIN 45 × 36 × 20 cm 30L Cabin Backpack, Navy

Navy: The KLOSTAIN cabin backpack is listed at 45 × 36 × 20 cm with a 30-litre capacity, a separate laptop compartment for devices up to 14 inches and pockets for organising travel essentials. Its padded mesh shoulder straps and airflow back panel suit carrying it on short trips, while the listing’s airline-fit claims should not replace checking current baggage rules.

At a glance

  • Listed dimensions and capacity are 45 × 36 × 20 cm and 30 litres, aimed at under-seat and cabin use.
  • Separate laptop compartment is listed for devices up to 14 inches.
  • Storage features include a wet pocket, two mesh pockets, a quick-access front pocket and a rear anti-theft pocket.
  • The listing describes padded shoulder straps, an airflow back panel and water-resistant polyester.
Price
£31.44Save 21%

Reference price: £39.99

Price checked: 14 Nov 2026

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Often bought together

Pros and cons

Pros

  • Separate laptop storage and multiple named pockets help keep travel items apart.
  • Wet pocket and two mesh pockets offer distinct places for damp items and bottles or an umbrella.
  • Padded mesh straps and a ventilated back panel are intended to improve comfort when carried.

Cons

  • Laptop compatibility is listed only up to 14 inches, which rules out larger devices.

Technical specifications

18 specifications
Identity
BrandGuangzhou Yueke Leather Co., Ltd.
ColourNavy
TypeLaptop Backpack
Dimensions and capacity
Dimensions20D x 36W x 45H centimetres
Size and capacity45 x 36 x 20cm-30L
Storage volume30 Liters
Materials and protection
Material listed100% polyester
Water resistance listedWater Resistant
Outer materialPolyester
ShellSoft Shell
Storage and carrying
Maximum compatible device size14 Inches
Pocket descriptionSpacious Main Compartment, Laptop Compartment, Front Quick Access Pocket, 2 Mesh Pockets, Dedicated Wet Pocket, Anti-theft Back Pocket
Number of pockets5
Number of compartments6
ClosureZipper
Strap typePadded Mesh Strap
Harness typeShoulder Harness
Care
Care instructionsWipe clean with damp cloth, do not put in washing machine, do not iron

What to know before buying

Listing details to confirm

The listing’s dimensions and 30-litre capacity are consistent across its stated size and description, but airline acceptance is not guaranteed. Measure the packed bag and check the carrier’s current allowance. The manufacturer is named as Guangzhou Yueke Leather Co., Ltd., while the brand is KLOSTAIN. The pocket description names six pocket areas despite a separate count of five pockets, and the listing also gives six compartments and five zippered compartments without explaining the counting method.

Who is it for?

A good fit for

  • Travellers seeking a soft-sided under-seat-style bag with a stated 30-litre capacity and organised pockets.
  • People carrying a laptop up to 14 inches who want it separated from clothing and other items.
  • Commuters or short-trip travellers who value padded shoulder straps and a ventilated back panel.

Less suited to

  • People needing a backpack compartment sized for a laptop larger than 14 inches.
  • Buyers who need confirmed airline acceptance without checking the packed bag against current baggage rules.
KLOSTAIN 45 × 36 × 20 cm 30L Cabin Backpack, Navy · photo 2
Additional product photo 2

Customer reviews on Amazon

4.6 / 5 · 8,450 ratings
  • 5 stars78%78%
  • 4 stars15%15%
  • 3 stars4%4%
  • 2 stars1%1%
  • 1 star2%2%

Customer feedback highlights perceived quality, useful pockets, room for travel essentials, comfort and under-seat fit. That broadly aligns with the listed 30-litre capacity, multiple storage areas and padded straps, but customer comments do not establish airline acceptance for every carrier or every packed load. The overall rating distribution is mostly five- and four-star, with a smaller share of lower ratings, and does not explain individual concerns.

Positive themes

  • Customer feedback describes the pockets as useful for organising clothing, toiletries and electronics.
  • Customers are reported to appreciate the backpack’s comfort, durability and fit under budget-airline seats.

Frequently asked questions

What size and capacity is the backpack listed as?

The listing gives dimensions of 45 × 36 × 20 cm and a capacity of 30 litres. Check your airline’s current baggage rules and measure the packed bag.

What size laptop does it fit?

The stated maximum compatible device size is 14 inches.

What pockets does it have?

The listing describes a main compartment, laptop compartment, front quick-access pocket, two mesh pockets, a wet pocket and an anti-theft back pocket. It gives inconsistent pocket totals, so the exact count is unclear.

How should the backpack be cleaned?

The care instructions say to wipe it with a damp cloth, not put it in a washing machine and not iron it.

KLOSTAIN 45 × 36 × 20 cm 30L Cabin Backpack, Navy · photo 3
Additional product photo 3

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