92% cotton, 8% spandex; same composition lining; ultra-thin, lightweight, seamless under clothing; 0.7 cm breathable cup; no elastic bands; suitable for yoga and dance classes
No steel rings; fixed shoulder straps; no button closures; seamless and invisible under clothing
Wide shoulder straps with pressure distribution to prevent tightness and slipping
High-elasticity arm sleeves to avoid arm constriction
Back design exposes skin to reduce sweat accumulation in heavy sweat zones
Soft, breathable, and moisture-wicking materials with antibacterial properties (7A antibacterial on select SKUs)
100% cotton inner layer with ribbed jacquard texture for comfort and breathability
No fluorescent agents, formaldehyde, heavy metals, or carcinogenic aromatic amines; meets A-class infant product standards
Environmentally friendly, weak acid heat-transfer printed labels that do not irritate skin
Fabric sourced from premium cotton grown in golden cotton-producing regions with ≥180 days growth cycle and ≥12 hours average daily sunlight
Selected cotton fibers ≥36mm length for softness and breathability
Additional details
High cleanliness production environment
Class 100,000 cleanroom
Certified by CNAS and meets strict infant product safety standards (A-class)
No chemical whitening agents or fluorescent brighteners used
Product tested for colorfastness, deformation resistance, and breathability
Stage 1 (8–11 years)
Item
Detail
XS/140
Height 135–142 cm, Weight 28–35 kg, Chest 64–72 cm
S/150
Height 142–152 cm, Weight 34–41 kg, Chest 70–78 cm
M/160
Height 152–162 cm, Weight 41–47 kg, Chest 74–82 cm
Stages 2 & 3 (11–14+ years)
Item
Detail
S/150
Height 142–152 cm, Weight 34–41 kg, Chest 72–78 cm
M/160
Height 155–162 cm, Weight 43–49 kg, Chest 76–84 cm
L/165
Height 162–167 cm, Weight 48–54 kg, Chest 80–88 cm
XL/170
Height 167–175 cm, Weight 53–60 kg, Chest 84–92 cm
Use water below 40°C with mild alkaline detergent pre-dissolved in water
Gentle hand wash for 1–3 minutes without pulling shoulder straps
Avoid washing with hard or abrasive clothing
Hang to dry upside down, avoid direct sunlight exposure
Direct contact may cause color fading; normal phenomenon
Single piece per pack
HA certified, meets strict safety and quality standards
Zero fluorescent agents, formaldehyde, heavy metals, and carcinogenic substances
Breathability and durability tested and certified
PurCotton is a subsidiary of a stable medical group with 30 years of professional manufacturing experience
Committed to delivering safe, high-quality cotton products for sensitive skin and developmental needs
Product colors include white, skin pink, milk white, and light orange pink
Model fitting references available; actual fit may vary
Additional details
Patent Number
2023210406134
7A antibacterial feature available on select SKUs only
Classic three-stage cup padding design with lightweight rabbit ear pads and breathable cups
This product is scientifically designed to support girls’ growth stages with premium cotton comfort, breathability, and safety, making PurCotton the trusted choice for developmental underwear.
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