**Product Specifications:**
**Brand:** BEI BI
**Material:** 100% pure cotton, excluding elastic fibers
**Antibacterial Grade:** 7A, anti-mite
**Composition:** 97.1% cotton, 2.9% spandex
**Fiber:** COW, + fiber
**Features:** Exceeds national standard for cotton content, contains Lycra elastic fiber throughout the sock body
**Durability:** Can withstand 150 washes and remain effective
**Antibacterial Properties:** 7A grade, effective against bacteria even after 150+ washes
**Softness:** 45% softer than other brands, gentle on skin
**Design:** Fountain sock mouth, no binding marks, reinforced heel for a snug fit
**Safety:** A-class for mothers and babies, free from fluorescent agents and allergens
**Seamless:** Inner lining smooth and seamless, no pressure on toes
**Sizing:** Available in sizes 2, 3, M, L, XL, XXL, XXXL, XXXXL
**Packaging:** Sealed for cleanliness and protection
**Design:** Cute and fun patterns, high elasticity without leg constriction
**Wear Resistance:** Tight spinning yarn, resistant to pilling and deformation
**Comfort:** Breathable honeycomb mesh design to prevent foot odor
**Washing:** Resistant to balling, washing, and wear
**Measurement:** Foot length and shoe size recommendations provided for different age groups
**Concerns Addressed:** Will not slip off or constrict legs, breathable and sweat-absorbent, resistant to pilling
Note: The product specifications include details on material composition, antibacterial properties, design features, safety standards, sizing, packaging, and addressing common concerns related to comfort and durability.