The Nickelodeon Toddler Sippy Cups in Blue's Clues Green are perfect for both boys and girls aged 12 months and up. These 10 oz. cups feature a hard lid that helps to prevent leaks and spills, making them ideal for toddlers learning to drink independently. Made of durable plastic, this 2-pack of sippy cups is a convenient and colorful solution for young children navigating the transition from bottles to cups.