Oneill coastline backpack the oneill coastline backpack is perfect for packing all your essentials in when wanting to head out for any day trips or adventures featuring a large compartment that has a capacity of 20 litres there is is more than enough room to fit all your belongings in the front zip compartment is also perfect for storing any smaller important items in backpack double strap zip fastening two compartments oneill branding h 42 cm w 30 cm d 135 c