baby summer cotton shirt 1, summer short shirt 2, soft, breathable, eco-friendly 3, AZO free test ... strength /N≥70N buttons and other non-removable accessories tensionDon't fall offheavy metal content (mg/kg) mercury≤0.02chromium ... ≤25.0 deviation of fiber content/%applied for FZ/T 01053formaldehyde/(mg/kg)≤20 PH value4.0~7.5AZO ... mitten, baby bib, baby back sweat towel, etc. baby summer cotton T-shirt