Betis Kids Summer Thin Pajamas 2026 New Original Yarn Cooling Short Sleeve Homewear Set for Boys and Girls

Developed under guidance of Stanford Biological Sensory Research Institute

Original yarn cooling factor providing all-day continuous coolness

Durable cooling effect lasting through 300 washes

Made from organic cotton grown at 37°N latitude, ensuring high softness and smoothness

Cooling fiber reduces body temperature by 5-10°C (based on thermal imaging experiments)

Breathable fabric allowing airflow and sweat evaporation for deep skin comfort

10A grade antibacterial properties to protect sensitive skin

High elasticity waistband for comfort without tightness

Environmentally friendly printing and dyeing with zero fluorescence and zero formaldehyde

Suitable for sensitive baby skin, providing a "bare-sleep" level softness

Can be worn as outerwear (short sleeves and shorts) for convenience

Available with crotch opening for sizes 80/90/100 only

Reinforced elastic bands to prevent displacement

Multiple cute patterns available (e.g., Banana Dog, Pink Rabbit Sweet Summer)

Best-selling homewear brand with over 4,100,000 units sold (data from 2022-2025)

Recommended size selection based on child's height and body type

Manual measurements may have slight deviations; actual product prevails

Cooling effect and temperature reduction data are for reference only and may vary due to batch and environment.