GUJIN Men's Thermal Underwear 100% Cotton Class A Autumn Winter Set 10A Antibacterial Base Layer Cotton Sweater

Meets T/TTGA007-2024 standard for antibacterial textiles

Certified by third-party testing agencies (TTTS, Tianfangbiao Shanghai Testing Technology Co., Ltd.)

Weight and height recommendations provided for size selection

If measurements fall between sizes, choose based on personal wearing habits

Ideal for layering in mild cold weather and winter base wear

Lightweight, warm, and comfortable for daily wear and active movement

Retains antibacterial properties after multiple washes

Natural cotton scent and soft texture reminiscent of sun-dried cotton

Machine washable; antibacterial properties remain effective after 300 washes

Avoid harsh chemicals to maintain fabric integrity and antibacterial performance

Complies with antibacterial textile standards (T/TTGA007-2024)

Third-party verified antibacterial and anti-mite efficacy reports available

Slight variations in test results may occur between batches and colors; actual product performance remains consistent

Size recommendations are for reference; individual comfort and fit may vary based on personal preference and body shape