InventSports' Rucksacks are fully functional backpacks, but made from our patented and copyrighted sports ball materials! And here is our Tennis Rucksack - made with real tennis ball material. At the gym, when commuting, at school or college or at a game, in fact ANYWHERE you go, carry a rucksack that tells everyone what your passion is! Our rucksacks have all of the features of conventional backpacks – you just will not find a better looking or better made backpack anywhere!
