the Miyo Pure Double Layer Lunch Box is Using Biomaster Technology, Which Provides Protection Against the Growth of Harmful Micro-Organisms on the Surfaces of the Lunch Box, Which is Effective for the Lifetime of the Product Without Affecting Its Recyclability. the Lunch Box Offers Two 700 Ml Capacity Bases. the Lid is Held in Place with a Band Made From Recycled Pet. Microwave Safe, Dishwasher Safe, Bpa-Free & Fully Recyclable. Made in the UK & Packed in a Home Compostable Bag. Fully Customise Your Miyo by Adding Individual Recipient Names to the Lid – Please Contact Us for More Details. Minimum Quantities Apply.