Rolltop Rucksack Large Grey | Rains Backpacks | Watch Wear。Upgrade your commute with this sleek RAINS waterproof laptop backpack. Built for urban commuters, cyclists, and travelers, this metallic gray rolltop rucksack keeps gear dry in light rain. Made from signature waterproof PU fabric, it combines heavy-duty durability with a modern, minimalist aesthetic. Key Features: • Weatherproof Design: Secure rolltop opening with tight scroll and signature carabiner closure. • Tech Storage: Side-access padded 16-inch laptop pocket for quick device access. • Commuter Friendly: Front D-ring for bike locks, adjustable chest strap, and air-mesh back. • Smart Organization: Main compartment plus quick-access front pocket with coated zip. Specifications: • Material: 100% polyester with smooth polyurethane coating; unisex design. • Waterproof Rating: W3 level protection (8000mm water column pressure). • Dimensions: 18.8\" H x 12.6\" W x 4.3\" D (H48 x W32 x D11 cm). • Capacity / Weight: 13-liter volume / Lightweight 29.5 oz (835g). • Perfect For: Cycling, daily work commute, college campus, rainy travel, or a holiday gift.