Features
BPA-Free & Leak-Proof: Made from BPA-free stainless steel, these vacuum flasks are corrosion-resistant and safe for daily use. The leak-proof lid ensures no spills during school, travel, or sports activities., Double-Wall Insulation and Temperature Retention: The vacuum-sealed double-wall construction helps maintain the temperature of hot or cold beverages for hours, preventing condensation on the outer surface., Eco-Friendly & Versatile: HYDROBREW Tumblers are eco-friendly, reducing single-use plastic waste. Suitable for a variety of beverages, they come with two 150ml cups and are easy to clean, with wide openings for adding ice.