Hi friend, pls check our own size then select the suitable one.:)
Material:100%Cotton
Size details:
US 2y:Length:16.54"(42cm) Bust:11.81"(30cm);
US 3y:Length:17.72"(45cm) Bust:12.60"(32cm);
US 4y:Length:18.90"(48cm) Bust:13.39"(34cm);
US 5y:Length:20.08"(51cm) Bust:14.17"(36cm);
US 6y:Length:21.26"(54cm) Bust:14.96"(38cm);
US 6y-7y:Length:22.44"(57cm) Bust:15.75"(40cm);
US 7y-8y:Length:24.41"(62cm) Bust:17.52"(44.5cm);

• Chinese Factory price
• US 5y:Length:20.08"(51cm) Bust:14.17"(36cm)
• US 6y:Length:21.26"(54cm) Bust:14.96"(38cm)
• US 6y-7y:Length:22.44"(57cm) Bust:15.75"(40cm)
• US 7y-8y:Length:24.41"(62cm) Bust:17.52"(44.5cm)

Chinese Factory price