Thermos flask pouch

Heat preserving pitcher sleeve is a cover or holder specially designed to maintain the temperature of hot or cold beverages in pitchers for a longer period. Made from insulating materials such as waterproof fabric, and contains an inner insulating layer to preserve heat. Description of heat preserving sleeve: Materials: The covers are made from various materials such as waterproof and tear-resistant fabric, durable fabric, and feature an insulating lining to maintain temperature. Function: The main goal is to keep the temperature of liquids longer, whether hot (like tea or coffee) or cold (like ice water). Features of the heat preserving sleeve: Heat retention: Prevents heat or cold loss, maintaining the beverage's temperature for a longer time. Protection: Protects the pitcher from scratches and damage, especially during transportation and movement. Ease of use: Its design is usually simple and easy to use, with easy opening and closing. Durability: Made from high-quality materials to ensure durability and long-term use. Variety: Available in different sizes and shapes to fit various types of pitchers. Ease of cleaning: Usually easy to clean, can be wiped or hand washed.