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PurCotton Little Stretch Girls' Cotton Bra 7A Antibacterial Sports Vest Seamless Underwear for Ages 9-16 Development Period 2026 New Model
Specifications
Material Cotton
With or without steel wire wireless
Shoulder strap Fixed double-shoulder strap
Functions Invisible, Traceless, beautiful back
Suitable Seasons Good for all seasons
Cup style Full cup
Bra styles Vest
Buckle No buckle Variants / Sale Attributes color: [High-Elasticity Retractable] Cream Skin Two-Stage 2026 New Model
size: M (160)
Package Contents One girl's bra
Product Description Product Specifications
Overview
Brand PurCotton
Product Category Girls' Developmental Underwear (Ages 8-16+)
Total cumulative sales in developmental underwear category 1,570,000 units Top seller (TOP1) in category across all platforms
Additional details
Customer positive review rate 99%
Data period April to June 2024
Source PurCotton Official Flagship Store Similar Products
Scientific selection of developmental bras tailored for girls aged 8-16+
Multi-stage design addressing growth phases Item Detail Stage 1 (8-11 years) Thin padded vest-style bras, cup depth 0.5-0.8 cm, breathable and soft, prevents nipple protrusion Stage 2 (11-14 years) 3D molded high-elastic bras, cup depth 1-2.5 cm, supports mild breast swelling, allows growth space, prevents pain Stage 3 (14+ years) Padded wireless bras, cup depth 3-4.5 cm, full support and shock absorption, stable coverage
Special “Stage 2-3” size up to 170 cm for transitional growth phase
Designed for various body types including fuller figures with high-elastic seamless knit fabric
Seamless one-piece Italian Santoni knitting technology for 360° fit and no stitching discomfort
Ultra-breathable cups with 200+ ventilation holes, 0.35 cm central thickness, lightweight air-layer sponge pads (infant-grade A class)
Additional details
Fabric composition 95% cotton, 5% spandex; high-quality 50s combed cotton from premium cotton-growing regions High cleanliness production environment certified by CNAS
Zero fluorescent agents, formaldehyde, heavy metals, or carcinogenic aromatic amines (A-class infant-grade safety)
Antibacterial and anti-mite technology with 7A grade antibacterial efficacy lasting 150 washes
Moisture-wicking, quick-dry fabric meeting GB/T21655.2-2019 standard
Breathability exceeding GB/T5453-1997 standard with 409 mm/s air permeability
Cooling effect 1.3 times higher than standard cotton fabrics
Soft, skin-friendly, and hypoallergenic modal, bamboo, Tencel, and protein fiber blends (regenerated cellulose fibers)
U-shaped breathable back design with wide pressure-distributing shoulder straps to prevent slipping and sweating
Additional details
Color options Milk White, Cream, Tender Pink
Packaging Single piece per pack Based on height, weight, and chest circumference measurements
Stage 2 (approx. 11-14 years) sizes Item Detail S/150 Height 145-155 cm, Weight 32-40 kg, Upper chest 69-75 cm, Lower chest 62-68 cm M/160 Height 155-165 cm, Weight 37-48 kg, Upper chest 73-80 cm, Lower chest 66-72 cm L/165 Height 160-170 cm, Weight 46-56 kg, Upper chest 78-85 cm, Lower chest 71-77 cm XL/170 Height 165-175 cm, Weight 53-62 kg, Upper chest 83-90 cm, Lower chest 75-82 cm
Additional size charts available for other stages and body types
Hand wash gently in water below 40°C with mild alkaline detergent pre-dissolved in water
Avoid rubbing or pulling shoulder straps
Hang to dry upside down, avoid direct sunlight and washing with hard or abrasive items
Colorfastness rating 4-5 after multiple washes and wear
Infant-grade A class safety standards for direct skin contact
CNAS certified high-standard clean production
Meets GB/T35263-2017 for cooling performance
Meets GB/T5453-1997 for breathability
Meets GB/T21655.2-2019 for moisture management
Meets GB/T24253-2009 for anti-mite performance
0 formaldehyde, 0 heavy metals, 0 carcinogenic aromatic amines, 0 fluorescent agents
Additional details
Designed for active girls stable support for sports activities like running and jumping Special “little rabbit ear” anti-slip shoulder strap design with golden 60° Y-shaped cross for posture support
Lightweight, quick-drying, and easy to care for—ideal for boarding school students
Soft wide shoulder straps and cuffs to relieve pressure and accommodate body changes
Stylish pastel colors and discreet design suitable for school uniforms and daily wear
Developed with over 20 years of industry experience, data modeling, and professional testing
Additional details
Age 11 years, Height: 158 cm, Weight: 41 kg, Chest: 72 cm Wears size S/150 in Milk White, Cream, or Tender Pink
PurCotton girls’ developmental underwear offers scientifically designed, multi-stage bras made from premium cotton and advanced breathable fabrics. With seamless construction, antibacterial and anti-mite properties, and ergonomic support, these products ensure comfort, safety, and confidence for girls during their growth period. Certified to the highest infant-grade standards, PurCotton provides trusted quality and care for sensitive skin and active lifestyles.
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