Hawkins A10-09 Gasket Sealing Ring for Pressure Cookers, 2 to 4-Liter, Black For Hawkins 2-4 Liter Tall Pressure Cookers Genuine Hawkins Well designed Made in India ; Long Lasting Compatible for Hawkins Classic Aluminum 2 Liter, Hawkins Classic Aluminum 3 Liter and Hawkins Classic Aluminum 4 Liter.