The Basics PET plastic bottles are currently made through a process that turns sugarcane into a key component of PET plastic. Available in nine countries as of 2010, more than 2.5 billion PlantBottle packages have reached the marketplace and that’s just the beginning. The Benefits PlantBottle packages are just like traditional PET plastic bottles – fully recyclable, convenient, lightweight - except that instead of being entirely made from petroleum and other fossil fuels, PlantBottle packaging uses materials made from plants.