--- product_id: 521241141 title: "Travel Backpack" brand: "sinaliy" price: "420 zł" currency: PLN in_stock: true reviews_count: 5 category: "Sinaliy" url: https://www.desertcart.pl/products/521241141-travel-backpack store_origin: PL region: Poland --- # 40L expandable capacity Fits 17.3-inch laptops Hidden anti-theft pocket Travel Backpack **Brand:** sinaliy **Price:** 420 zł **Availability:** ✅ In Stock ## Summary > ✈️ Travel light, pack smart, arrive ready. ## Quick Answers - **What is this?** Travel Backpack by sinaliy - **How much does it cost?** 420 zł with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/521241141-travel-backpack) ## Best For - sinaliy enthusiasts ## Why This Product - Trusted sinaliy brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Tech-Ready Protection:** Dedicated, thickly cushioned compartment secures laptops up to 17.3 inches, keeping your gear safe on the move. - • **Travel Smart & Secure:** Discreet anti-theft pocket safeguards valuables like passports and wallets, so you stay worry-free in busy airports. - • **Weatherproof & Durable:** Crafted from water-resistant, anti-scratch polyester with robust zippers—built to withstand drizzle and daily wear with style. - • **Versatile Carrying Modes:** Seamlessly switch between backpack, briefcase, and suitcase styles with hidden straps and sturdy handles for ultimate travel flexibility. - • **Maximize Your Packing Power:** Expandable 40L capacity fits all your essentials and more—perfect for 3-7 day trips without compromise. ## Overview The Sinaliy Travel Backpack is a versatile, expandable 40L carry-on designed for the modern traveler. It features a padded laptop compartment for devices up to 17.3 inches, multiple organizational pockets including a hidden anti-theft compartment, and convertible carrying options (backpack, briefcase, suitcase). Made from water-resistant, durable materials, it meets airline personal item size requirements and is ideal for weekend getaways or business trips. ## Description Sinaliy travel backpack, offers you an easy trip: designed with multiple carrying options like BACKPACK, SUITCASE and BRIEFCASE style. Shockproof The laptop backpack has good thick cushions in both laptop compartment and main compartment to protect laptop and other items inside the backpack. Larger Capacity It is suitable for 17.3 inch laptop. The carry on backpack can be extended to 40L, you can take it for 3-7 days travel. Waterproof The overall backpack for travel is made of waterproof fabric to keep you from getting wet in rainy days. Wet Bag There is a dry and wet separation compartment inside, which is convenient for you to store wet clothes. Thickened and Wide Handle The shoulder straps of the travel backpack can be hidden and make the backpack as a briefcase by using the thickened and wide top and side handles.THIS ITEM IS NOT INTENDED FOR USE BY CHILDREN 12 AND UNDER. Review: Excelente opción para viajar ligero Review: The amount of many separate pockets make it very handy, especially when travelling. And, even though it is pretty large and roomy, the bag has gone through as hand luggage without any problems so far (even when I packed everything I need for a whole week in it). ## Features - EXPANDABLE & LARGE CAPACITY: This extra large travel backpack with expandable feature offers you more packing capacity. Unzipping to get 40L storage then can easily hold packing cubes, make-up bag, outfits, camera bag and gear, which is ideal for men, women, weekend traveler, or occasional vacationer. This versatile backpack meets airline personal-item requirements, and is available to put under the seat. - LOTS OF POCKETS & 17.3 INCH LAPTOP AVAILABLE: This laptop backpack has a large laptop compartment with good thick cushion, which can protect your 17.3 inch laptop well. This travel backpack owns large storage space with many hidden pockets. It also comes with two toiletry bags to carry your hair and bath products. - WITH LUGGAGE BELT & ANTI-THEFT POCKET: Featuring the luggage belt on its back, business traveler could fit backpack right on the luggage suitcase, easier carrying. A hidden anti-theft pocket located on the lower back protects your valuable items, such as wallet, passport, ID card from thieves when traveling or lining up. - DURABLE & LONG USING LIFE: This travel backpack is made of lightweight water-resistant polyester and anti-scratch material, which can provide protection on drizzle days with good air permeability and heat dissipation. With sturdy zippers and decent sching, this backpack won't show any defects when on the go, ensuring you an unforgettable weekend getaway. - CONVERTIBLE DESIGN: The carry on backpack is designed with hideaway padded shoulder straps which can be easily stored away in zippered back panel, transforming this vacation backpack from carry-on duffel to briefcase style and provide you a more flexible carrying experience by using the side handle. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0C8PHSGQY | | Best Sellers Rank | #90,010 in Computers ( See Top 100 in Computers ) #2,275 in Laptop & Netbook Computer Backpacks | | Customer reviews | 4.6 4.6 out of 5 stars (811) | | Date First Available | 20 June 2023 | | Department | unisex-adult | | Product Dimensions | 20.32 x 30.99 x 43.99 cm | ## Images ![Travel Backpack - Image 1](https://m.media-amazon.com/images/I/41+bVPurQaL.jpg) ![Travel Backpack - Image 2](https://m.media-amazon.com/images/I/411+gMQKnUL.jpg) ![Travel Backpack - Image 3](https://m.media-amazon.com/images/I/41GZjp-Vf+L.jpg) ![Travel Backpack - Image 4](https://m.media-amazon.com/images/I/41OCJWet4JL.jpg) ![Travel Backpack - Image 5](https://m.media-amazon.com/images/I/41yOMysk+iL.jpg) ## Available Options This product comes in different **Color** options. ## Questions & Answers **Q: Tiene compartimiento en la parte de abajo para meter zapatos?** A: NO **Q: How much does it weight?** A: 2.3 pounds on my scale **Q: Cuales son las medidas del alto, ancho y largo?** A: Hello, It is 44*31*21cm 17.32*12.2*(6.7+1.57)inch Hope this can help. Best regards, Sinaliy **Q: ¿Cuáles son las medidas? Alguien que por favor pueda confirmar si pasa como artículo personal para la aerolínea United?** A: A mi me la hicieron pasar como carry on con Copa airlines pero la puse debajo del asiento y entraba bien, solo que no hay que cargarla al 100% sino no entra. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by D***A on 28 December 2025* Excelente opción para viajar ligero ### ⭐⭐⭐⭐⭐ Review *by E***A on 8 April 2024* The amount of many separate pockets make it very handy, especially when travelling. And, even though it is pretty large and roomy, the bag has gone through as hand luggage without any problems so far (even when I packed everything I need for a whole week in it). ### ⭐⭐⭐⭐⭐ Review *by L***S on 13 September 2023* Perfecto ## Frequently Bought Together - Sinaliy Travel Backpack for Women, Expandable 40L Carry on Flight Approved Backpack, 17 Inch Laptop Waterproof Travel Bag for College, Travel, Work, Beige - Apple AirTag - 2 Pack European Plug Adapter USB C, TESSAN US to Europe Adapter 4 Outlets 3 USB Charger, Type C International Power Adaptor to Italy Spain France Portugal Iceland Germany, Europe Travel Essentials --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.pl/products/521241141-travel-backpack](https://www.desertcart.pl/products/521241141-travel-backpack) --- *Product available on Desertcart Poland* *Store origin: PL* *Last updated: 2026-04-27*