This 2Go bottle from Royal Leerdam is made of borosilicate glass. It is durable for both cold and hot beverages. It comes with a silicone sleeve that protects the hands from temperature. It features a sturdy screw cap with a hook for easy attachment to a bag.

It can be used in the microwave for heating tea or coffee by removing the silicone first. It can also be placed in the freezer. After use, it cleans easily in the dishwasher.

• Product: 1 hydration bottle
• Capacity: 550 ml
• Material: Borosilicate glass
• Color: Transparent with blue silicone and cap
• Dishwasher safe: Yes, remove the sleeve and cap
• Heat resistant: Yes, up to 300 ℃, remove the sleeve and cap
• Freezer safe: Yes, down to -40 ℃

Borosilicate glass is an extremely strong and healthy material, resistant to thermal fluctuations from -40 ℃ to 300 ℃.