This Swiss made black pirate skull bottle is manufactured from a single piece of pure aluminum. Without any seams, it's leak-proof and nearly unbreakable. The proprietary inner liner is taste neutral and resistant to fruit acids isotonic drinks, making this bottle very easy to clean and maintain, with virtually no taste transfer. Great for taking to school, to the park, in the diaper bag, or on the stroller. Comes with a black screw top. Holds about 20 Oz. (600 mL). For cold and room temperature drinks only. Shipping Weight: 2 lbs.