Children Casual Tights Professional Dance Tights Application: Girls. Season: Any season. Material: Spandex. Size: M: Length 60cm, Fit age 3-5 years old. L: Length 66cm, Fit age 5-7 years old. XL: Length 72cm, Fit age 7-8 years old. XXL: Length 79cm, Fit age 9-10 Years old. XXXL: Length 85cm, Fit age 11-12 years old. XXXXL: Length 92cm, Fit age 15-18 years old. Super elastic, Soft and comfortable.