This product description is for an 18-litre backpack manufactured by bolt. It is constructed entirely from polyester ripstop fabric, which is a breathable material designed to be both lightweight and durable. The backpack measures approximately 43cm in height, 30cm in length and 13cm in width. It features an air mesh back panel for ventilation, adjustable bungee compression straps to secure items, and is compatible with hydration bladder systems (although a bladder is not included). For carrying comfort, the shoulder and back straps are padded. In terms of compartments, there is one main storage area and a separate bottle or hydration tube holder. Multiple external pockets provide additional organisation options. With an 18-litre capacity, this backpack is positioned as a heavy-duty option suitable for multi-day excursions or activities where high volume carrying is required.