**Product Specifications:**
**Brand:** Hengyuanxiang
**Material:** 100% pure cotton
**Features:** Warmth and comfort, suitable for temperatures ranging from 5°C to -15°C
**Thickness & Suitable Temperature:**
- Thin & Light Warmth: Suitable for 5~15°C
- Medium & Constant Warmth: Suitable for -5~5°C
- Thick & Extra Warmth: Suitable for -15~-5°C
**Additional Information:**
- Suitable temperature ranges are for reference only, actual selection should be based on personal cold tolerance and local temperature.
- Quality protection with 2020 new product upgrade.
**Design Options:** Available in round neck and mid-neck styles for different occasions.
**Color Options:** Black, Dark Grey, Navy Blue, Light Grey, Red Bean, Jade, Rose Red
**Sizes:** Available for both men and women, with a range of heights and weights for each size.
**Quality Assurance:**
- Fabric: 100% combed pure cotton
- Resistant to fading, pilling, and deformation
- High strength and durability
**Certifications:** IHA Inspection Report, Quality Inspection Report
**Antibacterial Technology:** AAA-grade antibacterial technology with a 98% inhibition rate
**Comfort:** Feels like stepping on clouds, light and breathable texture, fits the body perfectly
**Care Instructions:** Machine washable, do not bleach, dry flat
**Model Show:** Comfortable 100% pure cotton, healthy, comfortable, and skin-friendly
**Test Reports:** Conducted by National Clothing Quality Supervision and Inspection Center, National Knitwear Product Quality Supervision and Inspection Center
**Production Unit:** TTTS-WT21001637, Shanghai Huangpu District, Jiangsu Tianyi Apparel
Note: Product sizes are true to standard measurements, with a possible 1-2cm error due to manual measurement.
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