Double-Sided design for versatile use - Front: black waterproof fabric provides dirt resistance and durability - Back: white insulation cotton reduces heat loss - The heating pad is washable, but the interface and other parts should not be immersed in water Superior insulation and durable build - Inner layer combines aluminum film and pearl cotton for strong thermal retention - Neatly stitched and rugged construction that will not burst or leak - Long-term thermal insulation for both hot and cold applications Precise, easy temperature control - Includes a temperature control meter with accuracy to 0.1°C - Set your target temperature quickly to save time and effort - A practical household helper for daily use and consistency Odor-free and safe operation - No peculiar smell during fermentation and it does not affect food flavor - Built-in 75°C thermal protection helps prevent overheating and enhances safety Use scenarios - Home fermentation: maintain stable temperatures for yogurt, kimchi, sauerkraut, pickles, and other ferments - Plant care and seed germination: provide consistent warmth for seedlings and propagation - Food warming and temperature stabilization: keep prepared foods at the desired warmth without overheating This device combines durable construction, efficient insulation, precise control, and safety features to support fermentation, kitchen warmth, and small-scale food or plant products.