Special workmanship has been applied. It is tin plated inside and out. Weight: gr Thickness: 0.80 mm Base Liter: 2.50 Lt, Teapot Liter: 1.50 Liter Wash by hand with liquid detergent. Do not wash in the machine. After washing, dry with a soft cloth. Do not clean with hard sponges. Since it is not a fabricated product and is produced by hand, minor differences and irregularities may occur in each product compared to the other.