Features: These sports water bottles are made of plastic, and are ideal for boys and girls, suitable for school, sports, workouts, and other activities These classroom gifts are designed for end of the year, incorporate tropical Hawaiian elements, printed with encouraging words Specifications: Material: plastic Color: colorful Size: 24 oz Package includes: 24 Set end of the year gifts for students Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays