Features: * Odorless Fermentation: This household fermentation bag ensures there's no peculiar smell, preserving the plain taste of your food during fermentation. * Excellent Thermal Insulation: The inner layer features a combination of aluminum film and pearl cotton material. It's tightly stitched, durable, and won't burst. This meticulous workmanship offers long-term thermal insulation and is suitable for both hot and cold applications. Specifications: *Part Name:Bread Warming Box *Material:Coated non-woven fabric + aluminum film *Size:30*30*22cm，40*40*30cm *Color:yellow，puple Package Content: 1*Bread Warming Box Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. Odorless Fermentation: This household fermentation bag ensures there's no peculiar smell, preserving the plain taste of your food during fermentation. Excellent Thermal Insulation: The inner layer features a combination of aluminum film and pearl cotton material. It's tightly stitched, durable, and won't burst. This meticulous workmanship offers long-term thermal insulation and is suitable for both hot and cold applications. Specifications: Part Name:Bread Warming Box Material:Coated non-woven fabric + aluminum film Size:30