NUK Magic Cup made of stainless steel: Your long-term companion with 360° rim and longer lifespan. Almost magical! With the NUK Magic Cup, little ones learn to drink like grown-ups. With the 360° rim, the drinking experience is almost like from a regular cup. The essential difference: With the NUK Magic Cup made of stainless steel, nothing can go wrong. The silicone sealing disc protects against leaks, the stainless steel protects against drops and impacts, while the thermal construction keeps the content's temperature stable for a longer period of time. This way, the child can learn to drink independently almost magically.