{"pageUrl":"https://comparethespecs.com/fitness-outdoors/backpacks-rucksacks/which-daypack-has-the-best-hydration-system-integration","lastUpdated":"2026-09-13","totalProducts":1,"niche":"Which daypack has the best hydration system integration?","description":"Which daypack has the best hydration system integration?","products":[{"brand":"Gregory","model":"Inertia 18 H2O","price_gbp":60.91,"origin_country":null,"specs":{"weight":"1.22 lb","capacity":"18L","material":"Nylon","number_of_pockets":"3 external pockets plus main compartment","laptop_compartment":true,"hydration_compatible":true},"confidence_score":null,"sources":[{"label":"Gregory","url":"https://www.gregory.com/packs/hydration/inertia-18-h2o/141338XXXX.html","currency":"USD","source_country":"US","price":82.46,"price_gbp":60.91,"scraped_at":"2026-09-09T11:14:55.354201"},{"label":"BlueZone Sports","url":"https://www.bluezonesports.com/gregory/gregory-inertia-18-h2o-hydrati-63577","currency":"USD","source_country":"US","price":83.97,"price_gbp":62.02,"scraped_at":"2026-09-09T11:14:55.354201"}],"summary":"The Gregory Inertia 18 H2O is an 18L daypack with a lightweight nylon build, three external pockets, and an included 2L hydration reservoir. Its hydration sleeve can also hold a small laptop or tablet, making it suitable for day hikes, commuting, and travel.","ideal_for":"This pack suits the question because it includes a dedicated 2L reservoir compartment with a SpeedClip hanger, inline quick-disconnect coupling, hose clip, and magnetic sternum buckle for convenient hydration integration."}]}