Based on this product's specifications, here are some alternatives and similar models
Vacuum Flask Maestro MR-1642-35 0.35 L Silver
Summary description:
Vacuum flask Maestro MR-1642-35, 0.35 L capacity, stainless steel construction and silver finish. Designed to keep beverages hot or cold for extended periods using double-wall vacuum insulation. Compact 0.35‑liter size suits personal use, travel, office, or short outdoor activities. Features a screw cap for leak resistance and easy pouring.