this 1L round container is very popular all over the world, it can be used to put many things, to decrease the cost, generally, the factory will try to reduce the wall thickness of the product, but it will make the mould difficult to molding. our mould with high precision tooling to ensure the mould accuracy, and mould steel apply with Cooper Be to make the mould with good cooling, it will help the mould have longer mould life and make mass production