# JANSPORT Big Day Pack, 26 L Backpack with 15-inch Laptop Sleeve

Backpack: The JANSPORT Big Day Pack is a two-compartment daypack with a claimed 26 L capacity and a sleeve for laptops up to 15 inches. Its multiple pockets and padded carrying features suit school and daily essentials, but the listing’s separate capacity and dimension fields conflict, so confirm the selected product details before relying on them.

- [Original product page](https://bargainpostbox.co.uk/product/jansport-big-day-pack-26l-backpack)
- [View offer](https://bargainpostbox.co.uk/visit/jansport-big-day-pack-26l-backpack)
- Market: UK
- Language: en-GB
- Currency: GBP
- Brand: JANSPORT
- Model: Big Day Pack
- Category: Fashion & Accessories > Bags & Luggage > Backpacks
- Price: 40.10 GBP
- Previous price: 53.00 GBP
- Discount: 24%
- Price checked: 2026-11-14T09:58:07.754Z
- Rating: 4.6 / 5
- Reviews: 91

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

- Two large main compartments and six listed pockets provide separate places for school and everyday items.
- A 15-inch laptop sleeve is paired with a front organiser pocket, key clip and side bottle pockets.
- Ergonomic S-curve shoulder straps and a padded back panel are listed for carrying comfort.

## Pros

- Laptop sleeve and several organiser pockets support carrying school materials and everyday essentials.
- The claimed 26 L capacity and two large main compartments offer room to separate larger items.
- Listed weight is 570 Grams.

## Cons

- The listing says the backpack is not water resistant, so it is not specified for wet-weather protection.

## Specifications

### Identity
- Brand: JanSport
- Model: Big Day Pack
- Colour: Black
### Capacity and dimensions
- Capacity: 26 L
- Dimensions: 43.5 x 19 x 32.5 cm
- Weight listed: 570 Grams
### Storage and organisation
- Main compartments: Two large main compartments
- Pockets: 6
- Zippered compartments: 5
- Laptop sleeve size: 15 Inches
- Bottle pockets: Dual side water bottle pockets
### Materials and protection
- Material listed: 100% polyester
- Fabric detail: 100% Recycled Polyester 600 Denier
- Water resistance listed: Not Water Resistant
- Shell type: Soft Shell
### Carrying and care
- Harness: S-Curve Harness
- Shoulder straps and back panel: Ergonomic S-curve shoulder straps, Fully padded back panel
- Closure: Zipper
- Care instructions: Spot clean with a damp cloth, Machine wash gently

## Before you buy

- The listing gives a 26 L capacity but also reports storage volume as 1 Liters, and its dimension entries differ: the title gives 43.5 x 19 x 32.5 cm while another field says 15D x 30W x 43H centimetres. Confirm the selected listing’s capacity and dimensions before purchase.

## A good fit for

- School users who want a laptop sleeve and multiple organiser pockets.
- People carrying books, a laptop and a water bottle in separate compartments.
- Buyers looking for a lightweight daypack with padded shoulder straps and back panel.

## Less suited to

- Anyone needing a backpack with stated water resistance.
- Buyers who need confirmed capacity or dimensions without resolving the listing discrepancies.

## Customer feedback

Customer feedback describes the backpack’s appearance favourably and reports that it feels spacious and works well for school. Those impressions are relevant if you need a school daypack with multiple compartments, though they do not resolve the listing’s conflicting capacity and dimension details. The overall ratings skew positive, but a smaller low-star share means experiences are not uniformly favourable.
- Positive themes: Customer feedback highlights its appearance.
- Positive themes: Customers describe the backpack as spacious.
- Positive themes: School use is mentioned favourably.

## Frequently asked questions

### What size laptop does the JANSPORT Big Day Pack accommodate?
The listing specifies a sleeve for devices up to 15 Inches. Check your laptop’s dimensions as well as its screen size before buying.
### Is this backpack water resistant?
No. Its listed water resistance level is “Not Water Resistant”.
### How much can the backpack hold?
The manufacturer details state 26 L, but a separate listing field gives 1 Liters. The capacity is therefore inconsistent in the listing and should be confirmed.
### What are the listed dimensions?
The title and feature details give 43.5 x 19 x 32.5 cm, while another dimension field lists 15D x 30W x 43H centimetres. Confirm which applies to the selected listing.

## Alternative options

- [JANSPORT UNION PACK Backpack](https://bargainpostbox.co.uk/visit/jansport-big-day-pack-26l-backpack)
- [JANSPORT FLEX PACK Backpack, 15 inch padded laptop compartment, Black \(Black\)](https://bargainpostbox.co.uk/visit/jansport-big-day-pack-26l-backpack)
- [JANSPORT Slouch Pack Black](https://bargainpostbox.co.uk/visit/jansport-big-day-pack-26l-backpack)
- [JanSport Unisex Cool Student Classic Bag, Black and silver, 43X25X33](https://bargainpostbox.co.uk/visit/jansport-big-day-pack-26l-backpack)
- [JanSport CORTLANDT Large Backpack, 15 inch laptop compartment, Black \(Black\)](https://bargainpostbox.co.uk/visit/jansport-big-day-pack-26l-backpack)

## Add-ons

- [JANSPORT SuperBreak One Backpack](https://bargainpostbox.co.uk/visit/jansport-big-day-pack-26l-backpack)
- [JanSport LARGE ACCESSORY POUCH Large Pouch, Black \(Black\)](https://bargainpostbox.co.uk/visit/jansport-big-day-pack-26l-backpack)

## Images

![JANSPORT Big Day Pack, 26 L Backpack with 15-inch Laptop Sleeve — 1](https://bargainpostbox.co.uk/i/HuEuydviHF7byKsH7frlqfITifdohrMYlKo50pbdrc-EbCfCIyih1d03I0FXPUfhQB7ndITQLxvX_5iFddPAwcka70YgrpAXWQksgjun5Pct0nv3_FA_2WmP.jpg)

![JANSPORT Big Day Pack, 26 L Backpack with 15-inch Laptop Sleeve — 2](https://bargainpostbox.co.uk/i/bVkV2Dk-TgyQ0oHOscpKpCmp-NYFo6asgIS7a7PicbMQ5MyD7na2E1ofwjIgvJ8-I_pT4zOj1BI1HKPLf7LBM-LfkX_x6f7Ti4fDXnxZDi56G2vZR23lPeTa.jpg)

![JANSPORT Big Day Pack, 26 L Backpack with 15-inch Laptop Sleeve — 3](https://bargainpostbox.co.uk/i/h3AS3E7ImXKJ2YKV34kaGmux1kPFdvOJ5pD6XpoIsLPENbbI-up1Ok2_stjVQjE3py_f63uioba_DypJ8unnvYwJu1rtvBbsLn-enxMDwpEV2CZXyv8CpQBi.jpg)

![JANSPORT Big Day Pack, 26 L Backpack with 15-inch Laptop Sleeve — 4](https://bargainpostbox.co.uk/i/PyVcqhqSQUg7ZR9E5C-FN-4LM9shaeKcTt5MrN6xd2uqDvMKwZfQ8di7y68v124KxliTcM_BKYR5fqRJbBUTcDfDVvD2y_nwBw0dyIQe2DterLbWmyXRiMD5.jpg)

![JANSPORT Big Day Pack, 26 L Backpack with 15-inch Laptop Sleeve — 5](https://bargainpostbox.co.uk/i/9bWeZVeCjSAbcy4RRLrQWyoeST4RZf4zD_XaS408RiENioSg1n-oStRD99V-6sR0hMVPqdlGJyRO7ZxxfKpYyoeusuHFN8RrBuNwdk5mo6sJ-a0a6BPjRkEb.jpg)

![JANSPORT Big Day Pack, 26 L Backpack with 15-inch Laptop Sleeve — 6](https://bargainpostbox.co.uk/i/pfXBulX9rg3B2fiMDjRvH8XEgSP34-zOyMK4uLRtCCmzdtLY7xhziMBQm5zV0hWn1zyxc1cKP_fUTaHRDDjGOMmKWXWn4UF4FYwjG2fNDPW4zwODlB6OhOJ1.jpg)

![JANSPORT Big Day Pack, 26 L Backpack with 15-inch Laptop Sleeve — 7](https://bargainpostbox.co.uk/i/W5sy6VosjGw-2ca2bhqOJf85mUmXOptJUl0IfXTsjizUzqdMGcDyN3qh7gauqrfSsXBEf45ZvO-ZwiH6RnvLUPvg4kVFgY42NeNHdPXQJhb1FymMvXaVpYok.jpg)