This is a rollable Electric Warming Tray (or food warming mat) designed to keep your dishes warm during meals. [1, 2]
Key Features
Material: Made from flexible, heat-resistant silicone.
Portability: It can be rolled up for compact storage.
Adjustability: Typically features 3 to 4 temperature levels (often between 60°C and 100°C).
Safety: Most models include an auto shut-off timer (like 1, 2, or 4 hours) and bottom feet to protect your table.
Compatibility: Works with various heat-safe materials like ceramic, glass, and stainless steel. [1, 2, 3, 4]