cups and mugs 1 direct manufacturer 2 microwave and dishwasher safe 3 pass CE/EU CIQ FDA SGS testing 4Fast sample and cups and mugs1.onsistent qualityIn terms of visual aspect and size, whiteness, vitrified strong body, edge chip-resistance and thermal shock quality. Each item is guaranteed to be lead-free, fully vitrified, microwave-safe, oven-proof, and dishwasher-friendly.2. Fully vitrified w/ ...