The lid to the Square 2 Litre bowl is tamper evident once it is closed in place (bowl part:180481300100). Food safety is an important part of food product supply to the end user and IFP Group has a large range of tamper evident bowls, tubs and pails to keep your product secure. Recycling is also a big end user concern and this bowl and lid are manufactured in the same material (PP recycle #5) to help with this. The lid has no issue being frozen and can be removed by the end user easily once the tamper evident is removed, even straight out of the freezer. IFP Group prides itself on bring solutions to food packaging and if you have any question we are just a phone call away.