On the front you find an extra pocket. The lining has an acorn pattern and is waterproof  The zippers are from YKK and the shoulder handles are adjustable. On the inside you'll find an elastic bottle holder and a pocket all over the back that closes with velcro. On the name tag you can write down your name and contact details.

size - 20 x 13 x 26 cm

maximum length shoulderhandle - 67 cm

material outside - recycled PET bottles 

material inside - waterproof nylon