100% WATERPROOF PROTECTION: 20,000 mm TPU-laminated 420D ripstop with welded seams and double ziplock seal. Removable 5 mm neoprene liner for shock protection from daily bumps. FAST DAILY ACCESS: Use the velcro closure for quick everyday use. Use the ziplock seal only when you’re near water. LOW-PROFILE & DURABLE: Slim design packs flat in your bag for commute, coffee shop, campus, office, and travel, with a topside webbing handle for easy grab. 420D ripstop is built to handle years of daily use. FIT GUIDE: Choose your laptop’s screen class (11, 13, 15, or 17). For exact fit, see the Size & Fit table below. LIFETIME WARRANTY: Backed for life. If you ever experience an issue with materials or workmanship, we’ll make it right. Trusted since 1994.