Betis Baby Clothes Spring Summer Thin Nine-Sleeve Infant Romper Baby Pajamas Air Conditioning Suit Summer Jumpsuit

Comfortable round neck with binding to prevent neck irritation

Size Chart (All measurements in cm, manual measurement may have slight deviations):

| Size | Age Range | Height Range (cm) | Garment Length | Sleeve Length | Chest Width (1/2) | Hip Width (1/2) |

|-------|---------------|-------------------|----------------|---------------|-------------------|-----------------|

| 52 | 0-1 month | 46-52 | 41.5 | 23 | 24.5 | 28 |

| 59 | 1-3 months | 52-59 | 45.5 | 24.5 | 25.5 | 29.5 |

| 66 | 3-6 months | 59-66 | 50 | 26 | 26.5 | 30 |

| 73 | 6-9 months | 66-70 | 55.5 | 27.5 | 27.5 | 31.5 |

| 80 | 9-18 months | 70-80 | 62 | 29 | 29 | 33.5 |

| 90 | 1-2 years | 80-90 | 68 | 30.5 | 30.5 | 35.5 |

Suitable for babies aged 0-24 months

Comfortable for sleeping, crawling, and playing

Meets National Infant A-Class Standards

No fluorescent agents detected

Formaldehyde not detected

No carcinogenic aromatic amines detected

Third-party authoritative testing confirms antibacterial efficacy and safety

Complies with GB/T2912.1-2009 standards

Soft and elastic fabric provides near-zero wearing sensation, allowing unrestricted movement

Antibacterial properties effectively inhibit bacteria and odors

High-quality cotton sourced from N41 snowfield region, known for purity and softness

Elasticity enhanced by spandex for ease of movement and comfort

Total sales over 4.1 million units (2022-2025 data)

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Machine washable, retains softness and antibacterial properties after 300 washes

All sizes are manually measured; slight deviations may occur. Please refer to actual product for precise fit.