Korin Design ClickPack Pro - Anti-theft BackPack Laptop Bag。Excellent condition!! Only used once, no flaws to note Tech Triple anti-theft protection. TSA lock, retractable metal wire lock, YKK double layer, proof zipper, special slash resistant fabric. Five major storage compartments for practical pocket-separation Power up while you walk or ride. Charge your electronic devices at any time, any where Size - 17.7in x 11.8in x 6.3in (45cm x 30cm × 16cm), Shoulder Adjust from 20 to 30 inchs (50cm to 76cm), Net weight - 2.2lbs. Store tablets up to 10\" and laptop up to 15.6\".