The new bottle of BLACK CREVICE is made of the modern high-tech Material Tritan. This Material is very light, yet formstabil. in Particular it contains no harmful substances like BPa (Bisphenhol (A) and is therefore completely neutral in taste and odourless, BPa Free Material shall also not react with other fluids and gives it a change in the liquid in the bottle is used. All Parts are completely tropffrei. spülmittelfest and perfect for sports, home, work, or easily for travel thanks to the clasp on the bottle can virtually be hung, to be kept and the smallest rotation, pipe.