NWT Bink Day Bottle 21 oz. Water Bottle with Lilac Silicone Cover Flip Straw Top The NWT Bink Day Bottle is a high-quality 21 oz. water bottle with a lilac silicone cover, making it both stylish and practical for outdoor activities such as camping and hiking. The screw-on lid ensures easy access to your drink, while the glass and silicone construction provides durability and protection. Perfect for staying hydrated on the go, this water bottle is a must-have for any adventure seeker.