Blue matte water coffee keeper bottle with PUFF

Advantages of use: Unique technology completely insulated with two layers with a tight lid to keep drinks cold for up to 7 hours and frozen for up to 20 hours. It can also maintain the temperature of hot drinks from 6 to 8 hours, but due to the drinking method using the straw, it is not recommended for hot drinks. Specifically designed for you: Lid with a distinctive design for a tight seal to prevent spills. Safety and security: Made of high-quality stainless steel grade 304 inside and outside, and it is 100% free of Bisphenol A (BPA) to ensure your health safety.