This Thermos for solids is made of 18/10 Stainless Steel. Its double-wall technology with intermediate vacuum allows it to maintain the temperature of food for a long period of time (approximately 12 hours). Capacity: 0.5 liters. Elegant colors and exclusive designs that perfectly match your style. Ideal thermal lunchbox for transporting food to work, the mountains, etc., as well as keeping your baby's food warm.