Double-walled insulated tumbler with twist-on spill-proof lid. Features a full colour wraparound design moulded to the product. The lid and inner contains Biomaster antimicrobial technology which provides protection against the growth of harmful micro-organisms on the surface of the mug. This is effective for the lifetime of the product, and doesn't affect the recyclability. Dishwasher safe and microwave safe. Volume capacity is 350 ml. Made in the UK. Packed in a home-compostable bag. 99% PP Plastic and 1% Antibacterial additive.