CafePress - A Surrogate Is. Stainless Water Bottle 1.0L - Stainless Steel Water Bottle, 1.0L Sports Bottle Made of 18/8, food-grade stainless steel No lining & no BPA or other toxins Wide mouth for easy drinking Holds 1.0 liter (approximately 34 ounces) Thin profile to fit most cup holders & bike bottle holders