Nanobot Kryo is made from high-quality food-grade steel and BPA-free stainless steel, which makes the bottles safe for regular use. The taste and nutritional value of drinks are stored for a long time, which makes them a very suitable choice for storing beverages. Food grade 100%. Makes it easy to drink without spilling at work, on the go, or at the gym. This stainless steel bottle is easy to transport, very durable, and can withstand daily use without any problems. You can use these bottles to store water and other beverages in the refrigerator without worrying about breaking them. The ergonomic design of the bottles allows you to hold them lightly while pouring the drink. These bottles can also be carried in the side pocket of the backup.