Designed for nursing mothers, this insulation bag keeps breast milk fresh and at the ideal temperature for up to several hours. The double-layer construction provides superior thermal protection, while the 120-160ml capacity accommodates standard bottle sizes. Made from durable nylon material, it's lightweight and portable—perfect for work, travel, or on-the-go pumping. The secure closure ensures contents stay protected, making it an essential accessory for breastfeeding and milk storage. Easy to clean and built to last through daily use.