The Urban Backpack from Zefal is a 27L backpack ideal for your daily cycling trips and has been designed to look stylish whether you are on or off the bike. This durable and practical bag is suitable for a 15-inch laptop and a large number of belongings. There is also a strap inside to secure a water bottle. Should you get caught in the rain underneath the bag you will find an integrated elasticated rain cover which can be quickly unrolled and pulled over the bag. The bag has a simple universal attachment system to install it to your bike's rear rack. The side pockets are used to secure the shoulder strap when attached to the bike. the chest strap is adjustable for comfort when you are carrying this bag off the bike. The roll up closure with leather straps provides access to the main compartment which is also accessible through a side opening for easy access to the laptop. The bag is equipped with an additional interior storage compartment and a small exterior front pocket with a waterproof zip. On one side the straps allow you to carry a U-lock. Features: Mounting: Universal mounting for a rear rack Waterproof Rating: Integrated fluorescent rain cover with reflective logo Opening: Roll top Storage: Several external storage compartments double access to the main pocket straps for a U-shaped lock plus small exterior front pocket with a waterproof zip Material: RPET a sustainable material made from recycled plastic bottles Colour: Grey with Tan details Closure: Leather straps Dimensions: 35cm long x 45cm high x 13cm deep Capacity: 27 Litres Weight: 1.18kg Warranty: 2 years