Product Features: Premium quality; Water based food grade ink printing; Contains air gap in between inner and outer wall to isolate, retard and reduce the heat transfer; Food grade poly-coated inner surface provides moisture-resistance and retard heat transfer; 100% recyclable, environmentally friendly and biodegradable; Disposable; Microwave safe; Compact packaging to reduce storage space; Dedicated lids to match with each diameter / cup size; Safe and strong.