Food Grade Silicone: Our baby sippy cups are made of food grade silicone, do not contain BPA, PVC, and other harmful substances, high temperature and drop resistant, to ensure that every drink is safe and pure, so that parents can feed at ease drink is safe and pure, so that parents can feed at ease First Stage Toddler Cup: From newborn to toddler, our toddler straw cups provide a variety of replaceable accessories (such as duck beak cup lid, straw cup lid), as the baby grows flexibly, to meet the needs of different stages of drinking water, to help the baby from bottle to cup smooth transition Leak and Spill Proof: Our toddler cups with straws have a double seal structure that keeps the lid securely closed even if dropped. Liquid also doesn't run out of the lid, reducing the risk of spills and keeping your child's clothes and floors clean and beautiful of spills and keeping your child's clothes and floors clean and beautiful Portability: This baby cups lightweight cup body and detachable design make the toddler sippy cup easy to carry and store, whether it is a family outing or a daily outing, it can be easily carried to meet the baby's drinking needs anytime and anywhere Easy to Clean: You can put the baby water cup in the dishwasher for quick cleaning, or cook it on the stove to achieve deeper cleaning. Ensure the baby's drinking water hygiene, and protect the baby's healthy growth Introduce your little one to independent drinking with this versatile silicone sippy cup designed for babies 6+ months and toddlers 1-3 years. Made from durable, shatterproof silicone, this 4-ounce capacity cup is perfect for your child's growing needs. The thoughtfully designed straw makes sipping easy and mess-free, while the small size is just right for tiny hands. Suitable for both home and outdoor use, this cup offers convenience with its microwave-safe design and dishwasher-safe cleaning option. The lightweight construction, weighing just 0.3 pounds, makes it easy for your little one to handle. Measuring 4.3 inches wide and 5.5 inches tall, this cup is an ideal size for your baby's developmental journey. Whether used as a traditional sippy cup or an open cup, it's a practical choice for helping your child transition to independent drinking.