![YEEHOO [Warm Core] Modal Thickened Children's Thermal Underwear Set Boys and Girls Autumn Long Johns Set](https://img30.360buyimg.com/sku/jfs/t1/436630/14/1006/126530/6a040dccF7e99022a/08335a05a0d3e03e.png)




According to color, each package contains one set of thermal underwear or one pair of thermal pants.
Product Specifications
Industry leader and contributor to 25 national and industry standards.
Established in 1995 with a reputation spanning three generations of mothers.
High-end infant and toddler lifestyle brand.
Magic warming and heat-generating technology.
Skin moisturizing and anti-dryness properties.
Breathable fabric that prevents sweat accumulation.
Suitable for micro-cool weather (8-15°C), light cold weather (5-10°C), and severe cold (-5 to 5°C).
Soft, breathable, and warm from feet to neck.
Circulating heating process converts body moisture into heat with 23.87% heat retention.
Full-body heating fibers with unique fiber arrangement to lock warm air.
High proportion of superfine heating yarns woven throughout the garment.

white + pink
CNÂ¥72.94

Happy Donald Duck (Boys)
CNÂ¥59.40
Windproof and breathable with air permeability of 238.9 mm/s, exceeding industry standard (180 mm/s).
Anti-static, non-itchy, and enriched with hyaluronic acid for skin hydration.
Natural, eco-friendly fibers including Modal, long-staple cotton, and Tencel.
Passed 13 allergen and dye tests according to GB/T20383-2006 standard.
Exclusive 2.5cm wide YEEHOO custom waistband for belly and waist protection.
360-degree four-way stretch for unrestricted movement.
Durable and refined outer stitching suitable for outerwear.
34% Modal fiber
32.3% Acrylic
26.7% Cotton
7% Spandex
Available in sizes 110 to 170 cm.
| Item | Detail |
|---|---|
| 110 cm | 3-4 years, 20-30 kg, 97-105 cm height |
| 120 cm | 5-6 years, 30-39 kg, 106-115 cm height |
| 130 cm | 6-7 years, 39-59 kg, 116-125 cm height |
| 140 cm | 8-10 years, 49-69 kg, 126-135 cm height |
| 150 cm | 11-12 years, 59-79 kg, 136-145 cm height |
| 160 cm | 13-14 years, 69-99 kg, 145-155 cm height |
| 170 cm | ~15 years, 79-119 kg, 155-165 cm height |
| Size | Garment Length | Chest Circumference | Sleeve Length | Pants Length | Waist Circumference |
|-------|----------------|---------------------|---------------|--------------|---------------------|
| 110 | 40 | 62 | 37 | 61 | 46 |
| 120 | 43 | 66 | 40 | 67 | 48 |
| 130 | 46 | 70 | 43 | 73 | 51 |
| 140 | 49 | 74 | 46 | 79 | 54 |
| 150 | 54 | 79 | 50 | 85 | 57 |
| 160 | 57 | 84 | 54 | 91 | 60 |
| 170 | 60 | 89 | 57 | 97 | 63 |
Measurements are manual and flat-lay; 0.5-2 cm deviation is normal.
Please refer to actual product for precise sizing.
Tested and certified according to GB/T11048-1989 and GB/T20383-2006 national standards.

[Regular Style] Boys' Heather Gray Astronaut 165
CNÂ¥52.90

Girls' Single-Piece - Healthy Cotton
CNÂ¥75.60