Flat mouth design for a comfortable sip that aligns with baby mouth shape, helping reduce discomfort during feeding. Wide mouth design with rounded, burr-free edges makes filling and cleaning quick and easy. It also simplifies adding water or formula without spills. Selected PP material is washable and safe for everyday use, supporting repeated use with simple cleaning. Leak-proof upgraded construction provides reliable performance when shaken or carried, helping to prevent leaks and keep contents secure. Use scenarios - Daily at home: fill with water or prepared formula, shake to mix if needed, and feed without worrying about spills on clothing or surfaces. - On the go: compact and portable design with leak-proof performance to prevent leaks in bags and travel kits, making outings cleaner and easier. - Quick cleaning and routine care: wide mouth allows thorough rinsing and cleaning between meals, helping maintain hygiene for baby feeding.