MOSISO
MOSISO Laptop Case 13.3 inch, 13-13.3 inch Laptop Sleeve Bag with Pocket
Bottom line: The MOSISO Laptop Case 13.3 inch ($14.43 on Amazon as of 2026-10-08): Front pocket measures 9.25 x 9.84 in - fits a mouse, earbuds, pens and a notepad; main trade-off: no shoulder strap or handle - it is an inner sleeve, not a standalone bag.
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*Price sourced from Amazon.com. Last updated 2026-10-08. Price and availability subject to change.
Pros & Cons
Pros
- ✓ Front pocket measures 9.25 x 9.84 in - fits a mouse, earbuds, pens and a notepad
- ✓ Only 0.79 in thick externally, so it slips inside a backpack instead of replacing it
- ✓ Foam padding plus fleece lining absorbs bumps and prevents scratches in transit
- ✓ Fits 13-13.3 in laptops from Apple, Dell, HP, Lenovo, Acer and Surface 13.5
Cons
- ✗ No shoulder strap or handle - it is an inner sleeve, not a standalone bag
- ✗ Polyester shell is not advertised as waterproof, only padded
- ✗ 13.58 in internal length is tight for thicker 14 in gaming laptops
- ✗ Single front pocket only; no rear or interior organizer sections
Manufacturer description
Internal dimensions: 13.58 x 0.79 x 10.04 inches (L x W x H); External dimensions: 14.17 x 0.79 x 10.63 inches (L x W x H). The front vertical side pocket dimensions: 9.25 x 9.84 inches (L x W). Made with polyester material, a top opening zipper gliding smoothly and allows convenient access to your device. Slim and lightweight, does not bulk your device up and can easily slide into your briefcase, backpack or other bag. Extra pocket in front provides enough space to keep mouse, earphone, pens and notepads, offering added convenience. This protective carrying sleeve case cover bag with pocket…
SpecPicks Verdict
SpecPicks scored MOSISO Laptop Case 13.3 inch using a rating × review-volume × price-fit model applied to published specs and reviews across the accessories category. MOSISO's accessories lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.
Common buyer scenarios for accessories of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.
Frequently Asked Questions
Will this fit my MacBook Air 13 inch?
Yes. MOSISO lists compatibility with MacBook Air 13 models from 2010 to 2017 (A1369, A1466), plus MacBook Pro 13 from 2008 to 2015 (A1278, A1425, A1502) and MacBook Pro 14 models from 2021 onward. Internal space is 13.58 x 0.79 x 10.04 inches.
How big is the front pocket and what fits in it?
The front vertical pocket measures 9.25 x 9.84 inches. MOSISO lists it as sized for a mouse, earphones, pens, and notepads. It is a single flat compartment, so bulky chargers may make the sleeve harder to zip.
How much protection does it actually offer?
It uses a polyester foam padding layer with a fluffy fleece fabric lining, rated by MOSISO for bump and shock absorption and scratch protection. It is a soft sleeve, not a hard shell, so it guards against knocks inside a bag rather than drops onto concrete.
Is it waterproof, and does it come with a warranty?
The shell is polyester and MOSISO does not advertise a waterproof rating, so treat it as splash-exposed rather than sealed. Check the current Amazon product listing for warranty and return terms, as these are set by the seller and can change.
Key Features
- Internal dimensions: 13.58 x 0.79 x 10.04 inches (L x W x H); External dimensions: 14.17 x 0.79 x 10.63 inches (L x W x H). The front vertical side pocket dimensions: 9.25 x 9.84 inches (L x W).
- Made with polyester material, a top opening zipper gliding smoothly and allows convenient access to your device. Slim and lightweight, does not bulk your device up and can easily slide into your briefcase, backpack or other bag.
- Extra pocket in front provides enough space to keep mouse, earphone, pens and notepads, offering added convenience. This protective carrying sleeve case cover bag with pocket is ideal for you to take your laptop notebook computer out.
- Features a polyester foam padding layer and fluffy fleece fabric lining for bump and shock absorption and protection of your device against bump, shock and accidental scratches.
- Compatible with MacBook Pro 14 inch 2026-2021 M5 M4 M3 M2 M1 A3427 A3426 A3434 A3112 A3185 A3401 A2918 A2992 A2779 A2442, compatible with MacBook Air 13 2017-2010 A1369 A1466 / Pro 13 inch 2015-2008 A1425 A1502 A1278;Compatible with Surface Book 3/2/1 13.5 / Surface Laptop 6/5/4/3 13.5 /Surface Laptop 13.8;Compatible with Dell Latitude/Chromebook 13.3;Compatible with HP Elitebook/Spectre/Envy/Stream 13.3;Compatible with Lenovo IdeaPad/ThinkPad Yoga 13.3;Compatible with Acer Chromebook Spin 13.3
Full Specifications
| Size | 13.3 inch |
|---|---|
| Brand | MOSISO |
| Color | Antique Green |
| Model | MO-13-Poly-VS-AQGN |
| UnitCount | 1 |
| Manufacturer | Mosiso |
| ItemPartNumber | MO-13-Poly-VS-AQGN |
Ready to buy?
MOSISO Laptop Case 13.3 inch, 13-13.3 inch Laptop Sleeve Bag with Pocket is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-10-08. Price and availability subject to change.
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