A Razer Backpack, to my dad, because on every family trip we go on he still uses his old torn apart, with washing resistant mud covered backpack that doesn't even have a brand name.
http://www.amazon.com/gp/product/B00R4EMCN8?psc=1&redirect=true&ref_=ox_sc_sfl_title_1&smid=ATVPDKIKX0DER