The Nalgene narrow-mouth water bottle with a capacity of 500 ml in pastel green offers reliable hydration through a robust construction for daily use. This 500 ml (0.5 l) bottle features a narrow opening for controlled drinking and compatibility with various accessories. Made from BPA-free, impact-resistant Tritan copolyester material, it withstands drops and rough handling while maintaining clarity, as well as resistance to odors and stains. The leak-proof screw cap with an attached carrying loop ensures a secure closure and easy transport. The bottle is dishwasher safe in the top rack for convenient cleaning and retains its integrity at temperatures ranging from -40 °C to 100 °C. With clear measurement markings in milliliters and ounces, users can easily track their water intake. The pastel green color provides a subtle aesthetic for various environments. The bottle measures approximately 21 cm in height with a diameter of 7 cm and weighs about 120 g when empty. Its slim profile fits in most standard cup holders and side pockets of backpacks. This model is the successor to previous narrow-mouth designs, featuring improved material durability and closure technology. The bottle is suitable for outdoor activities, workplace hydration, travel, and everyday use where reliable, leak-proof performance is required.