Food grade stainless steel travel mug with one hand operated security lock for double safety. Leakproof vertical lid lock. BPA Free leakproof silicone seal. It has double wall vacuum insulation for maximum temperature retention. The vacuum insulation creates an airless space between the two walls. Virtually eliminating the convection process and temperature change. The outer wall keeps to a comfortable temperature with no condensation. It can keep the temperature at around 60℃ for 8 hours.
Product Features: Size is approximately 6.2cm wide by 23cm high. Capacity is about 450-500ml