Each dropper comes in sizes: 1 ml, 2 ml, 3 ml, 4 ml, 5 ml, which is convenient to use. Dropper's total length is 12.4 cm including the silicone guard. Made from food-grade silicone and plastic, ensuring safe usage. Easy to store and can be placed in dishwasher, fridge, or refrigerator. This is a highly practical dropper for babies, preventing your child from choking. Color: Photo color Material: Plastic + Silicone Package content: 24 x droppers (Pink, Yellow, Purple, Red, Green, Orange, Light blue, Dark blue - 3 each) Only the above package content included; other products are not included. Note: Light reflection and different screens may cause slight color differences between the item in the image and the actual product. The allowed measurement error is +/- 1-3 cm.