Size------Top Length--------Bust----------------Age 110-----43cm/16.93"-----60cm/23.62"----------3-4Y 120----- 46cm/18.11"-----64cm/25.20"----------5-6Y 130-----49cm/19.29"-----68cm/26.77"-----------7-8Y 140-----52cm/20.47"-----72cm/28.35------------9-10Y 150-----55cm/21.65"-----76cm/29.92"----------10-11Y 160-----58cm/22.83"-----80cm/31.50"----------11-12Y Applicable Age: 7-12 years old, 4-6 years oldPreschool Model: 110/120/130/140/150/160Applicable Population: Children's Collar Type: Round Neck Material: Polyester Fiber, Spandex Fabric Type: Fine Plain Cloth Pattern Type: Solid Color Style: Active Sleeve Length (cm): Sleeveless Origin (Country or Region): Chinese mainland (Origin) China Province: Shandong Season: Summer Size Description: Size Normal Gender: Unisex Top Length: Regular Product Type: Blouse Design：Featuring letter print design, it’s visually appealing and stylish, with quick-drying functionality. Sleeve Length：Sleeveless design. The neat sleeveless cut liberates movement, complemented by contrast collar details for a 简约时尚 yet dynamic look. Versatility & Practicality：The classic solid-color style effortlessly pairs with shorts, athletic pants, etc., suitable for both daily outings and sports occasions. Material：Crafted from 90% nylon + 10% spandex, offering comfort, breathability, softness, skin-friendliness, and high elasticity. 1pcs vest + opp