product details Brand: No brand Applicable age: 4 years old, 5 years old, 6 years old, 7 years old, 8 years old, 9 years old, 10 years old, 11 years old, 12 years old, 13 years old, 14 years old and 14 years old or above. Gender: neutral Warranty type: no warranty If you have any questions and after-sales service, please contact us as soon as possible, we will propose solutions and give you a satisfactory answer. Wish you a happy life！