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Black polyester 13.3 inch laptop sleeve with detachable shoulder strap and side opening

allentian

allentian ST11 13.3 inch Laptop Bag accessory

SKU CH-RQZ9-6M56H

A 13.3 inch polyester laptop bag with vibration-proof lining, waterproof coating and 360 degree corner protection, weighing 400 g

  • Product colorBlack
  • Vibration-proof lining absorbs shock to protect your device
  • Side opening with thickened padding guards against drops
  • Waterproof, splash-proof, scratch-resistant and wear-resistant fabric shields from daily hazards
  • 360-degree corner protection defends every angle from collisions
  • Detachable shoulder strap and tie-rod belt enable light, hands-free travel

13.3 Inch Polyester Laptop Bag

The allentian ST11 is a 13.3 inch polyester laptop bag designed to protect notebooks during daily transport. Its vibration-proof lining and thickened side opening absorb shocks while the waterproof and scratch-resistant surface guards against splashes and wear.

Check Device Dimensions Before Ordering

Measure your laptop to confirm it fits the internal dimensions of 35.5 x 25.5 x 3.5 cm. The bag suits devices up to 13.3 inches; larger 14.1 to 15.6 inch models require the bigger size variants listed in the specifications.

Lightweight Protection For Daily Carry

Weighing 400 g, the bag adds minimal bulk while the fluff interior prevents surface scratches. The detachable shoulder strap and tie-rod belt design allow comfortable carrying or quick attachment to rolling luggage for travel.

How it compares

Measured against everything we stock in Cable Locks & Laptop Extras, at today’s prices. Recalculated every night.

Price $21.99
Pricier than about 58% of the 8,808 comparable items (median $16.99).

Specifications

Product
Product colorBlack

Questions about this item

Does the 13.3 inch ST11 bag come with the detachable shoulder strap included?

Yes, the 13.3 inch ST11 bag includes a detachable shoulder strap in the box; no separate purchase is needed for the strap.

Which size should I choose for a laptop measuring 35.5 by 25.5 centimetres?

Choose the 13.3 inch version; its internal dimensions are 35.5 x 25.5 x 3.5 cm, matching your device exactly.

How much protection does the 360 degree anti-collision design give when the bag is inside a backpack?

The 360 degree protection with anti-collision corners and vibration-proof lining shields the laptop from impacts on all sides while inside a backpack.

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