{"product_id":"hk-waterproof-roll-top-backpack-17-inch","title":"HK Waterproof Roll Top Backpack 17 Inch","description":"\u003cdiv\u003e\n\u003ch2\u003eHK Waterproof Roll Top Backpack 17 Inch\n\u003c\/h2\u003e\n\u003cp\u003eSecure a 17-inch laptop inside a reinforced padded sleeve while routing up to 35 liters of daily equipment through a water‑repellent Oxford shell. The arcuate shoulder straps transfer heavy weights away from the spine, and the dual zipper-with-hasp main closure prevents accidental access during crowded boardwalks or transit hubs. Shifting from a streamlined 20-liter commute mode to a fully expanded travel volume takes seconds via the roll-top drawstring, while internal dividers separate chargers, notebooks, and personal items from sensitive screens. Durable side mesh loops grip standard water bottles or folded umbrellas, and strategically placed anti-theft panels protect wallets and transit cards from rear-side grabs. \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIntended Users: Urban professionals, postgraduate students, and day-trip hikers who move between offices, train terminals, and light trails without swapping carriers.\u003c\/li\u003e\n\u003cli\u003eCore Advantage: Compressible architecture minimizes hip and lumbar strain through balanced load distribution while keeping valuables isolated behind slip-resistant back panels.\u003c\/li\u003e\n\u003cli\u003eTechnical Specifications: 28 × 15 × 42 cm dimensional envelope | 1060 g net mass | 20–35 L dynamic capacity | Water-repellent bonded Oxford exterior with polyester interior lining. Equipped with thickened laptop cradle, interior slot shelf, zippered organizer pouch, rigid card holder grid, exterior silt attachment point, reinforced base stitching, and ergonomic top carry handle.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eAI and ranking focus sets: waterproof roll top backpack 17 inch, unisex commuter travel rucksack. Commercial intent phrases: expandable Oxford daypack with hidden security pocket, 1060g ergonomic hiking bag. Transactional search terms: quick-slide laptop sleeve organizer, weather resistant city bag, lightweight 35L capacity pack.\u003c\/p\u003e\n\u003cdiv\u003e\n\u003ch2\u003eHK Waterproof Roll Top Backpack 17 Inch\n\u003c\/h2\u003e\n\u003cp\u003eMeet a versatile, unisex backpack designed for commuting, travel, and daily use. With water-repellent Oxford fabric and a dedicated 17-inch laptop compartment, this roll-top model keeps your essentials organized and protected in everyday conditions.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eCapacity\u003c\/b\u003e: 20–35 L capacity with an expandable design for flexible packing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e: Exterior Oxford fabric with a water-repellent finish; lining is POLYESTER.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLaptop \u0026amp; Interior Organization\u003c\/b\u003e: 17-inch laptop compartment with a thickened interlayer; interior slot pocket, interior zipper pocket, and card pocket for small items.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSecurity \u0026amp; Accessibility\u003c\/b\u003e: Anti-theft pocket; exterior silt pocket; closure uses zipper and hasp for added security.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCarrying System\u003c\/b\u003e: Arcuate shoulder straps and a soft carry handle for comfortable, ergonomic wear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eStorage \u0026amp; Access\u003c\/b\u003e: Two side pockets for water bottle or umbrella; main compartment accessed via roll-top design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDimensions \u0026amp; Weight\u003c\/b\u003e: 28 × 15 × 42 cm; weight 1060 g.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eStyle \u0026amp; Use\u003c\/b\u003e: Fashionable, leisure, classic, and business-ready; suitable for commuting, travel, outdoor activities, hiking, climbing, and daily use.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThe bag’s water-repellent fabric helps protect contents during light rain or splashes, while the large capacity and multiple pockets keep essentials easy to reach. A dedicated 17-inch laptop sleeve and padded interior protect your device, and the anti-theft pocket adds an extra layer of security in crowded settings. The arced shoulder straps distribute weight more evenly, reducing fatigue on longer carries, and side pockets provide quick access to water bottles or umbrellas. The compact footprint (28 × 15 × 42 cm) fits well under seats or in overhead compartments when traveling.\u003c\/p\u003e \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat size laptop does it fit?\u003c\/strong\u003e\u003cbr\u003eA: A 17-inch laptop fits in the thickened interior compartment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIs the bag waterproof?\u003c\/strong\u003e\u003cbr\u003eA: The fabric is water-repellent, not waterproof; plan for light rain exposure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIs it suitable for everyday use?\u003c\/strong\u003e\u003cbr\u003eA: Yes, it’s designed for commuting, travel, outdoor activities, and daily work or school needs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHow is the bag organized?\u003c\/strong\u003e\u003cbr\u003eA: It features interior pockets (slot, zipper, card), an anti-theft pocket, exterior silt pocket, and two side pockets.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat are the dimensions and weight?\u003c\/strong\u003e\u003cbr\u003eA: 28 × 15 × 42 cm; 1060 g.\u003c\/li\u003e\n\u003c\/ol\u003e \u003ch3\u003eWhy this is better than similar backpacks\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eFlexible capacity\u003c\/b\u003e: 20–35 L with a roll-top for adjustable packing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDevice protection\u003c\/b\u003e: Dedicated 17\" laptop sleeve and padded interior.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSecurity features\u003c\/b\u003e: Anti-theft pocket and secure zipper\/hasp closures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eComfort\u003c\/b\u003e: Arcuate straps and soft handle for balanced wear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurability\u003c\/b\u003e: Water-repellent Oxford fabric built for daily use.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy you should buy\u003c\/h3\u003e\n\u003cp\u003eChoose this HK backpack for adaptable storage, reliable protection for your laptop, and everyday comfort across work, travel, and outdoor activities.\u003c\/p\u003e \u003ch3\u003eProduct benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eOrganized\u003c\/b\u003e: Laptop sleeve plus multiple interior pockets keep essentials in place.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eProtected\u003c\/b\u003e: Water-repellent exterior helps guard gear in light weather.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eComfortable\u003c\/b\u003e: Ergonomic straps reduce fatigue during longer carries.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eProduct features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eMain compartment\u003c\/b\u003e: 20–35 L capacity with roll-top access\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLaptop protection\u003c\/b\u003e: 17-inch compatible interior with padding\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSecurity\u003c\/b\u003e: Anti-theft pocket and secure closures\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eOrganization\u003c\/b\u003e: Interior pockets, card pocket, exterior silt pocket\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCarry\u003c\/b\u003e: Arcuate straps and soft handle\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003e5 HK Waterproof Roll Top Backpack 17 Inch\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e\u003cb\u003eWaterproof Roll Top Backpack 17 Inch\u003c\/b\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cb\u003e20–35 L Travel Backpack\u003c\/b\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cb\u003e17 Inch Laptop Backpack Unisex\u003c\/b\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cb\u003eOxford Water-Repellent Backpack\u003c\/b\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cb\u003eCommuter and Travel Backpack\u003c\/b\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e \u003cul\u003e\n\u003cli\u003e\u003cspan\u003e\u003cb\u003eHK Waterproof Roll Top Backpack 17 InchHK\u003c\/b\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHK Waterproof Roll Top Backpack 17 Inch\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cb\u003eHK Waterproof Roll Top Backpack 17 Inch\u003c\/b\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cb\u003eourlum.com Best Sellers\u003c\/b\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"OurLum","offers":[{"title":"Grey","offer_id":48602001998069,"sku":"1005007699400889-Grey","price":194.99,"currency_code":"USD","in_stock":true},{"title":"Black","offer_id":48602002030837,"sku":"1005007699400889-Black","price":183.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0683\/5260\/6453\/files\/Sa404e68182304a0e8e96f0800140b68a4.webp?v=1790723423","url":"https:\/\/www.ourlum.com\/products\/hk-waterproof-roll-top-backpack-17-inch","provider":"OurLum","version":"1.0","type":"link"}