Easy-to-wash straw set usable from 6 months. - Brand: pigeon - Product Name: magmag Straw Set - Target Age: 6 months and up - Set Contents: Straw, Straw Cup, Cup - Features: Easy-to-wash design - How to Use: Use the straw and cup together - Material: Plastic Thank you for viewing. After purchase, I washed it, but I haven't used it because I'm using another mug. The box has been damaged in places by the child, but there is no problem with the main unit.