Premium Thermal Underwear Set for Kids (Ages 3-16)

Ultra-Soft Brushed Fleece Fabric – High-density polyester with inner velvet lining traps body heat while remaining breathable for all-day comfort.

Reinforced Flatlock Stitching – Seamless design minimizes skin irritation; double-stitched hems and cuffs ensure durability through repeated washes.

Strategic Striped Design – Classic horizontal stripes provide visual slimming effect; colorfast dye resists fading even after machine washing.

Multi-Scenario Versatility – Ideal for winter pajamas, base layers under school uniforms, or standalone loungewear during autumn/spring transitions.

Non-Slip Elastic Waistband – Wide yet gentle elastic prevents rolling during active play or sleep, with room for growth adjustment.

OEKO-TEX Certified Safety – Free from harmful substances (azo dyes, formaldehyde), meeting EU child textile standards.

Bulk Purchase Advantage – Factory-direct pricing with volume discounts available; identical quality as premium brands at 40-60% lower cost.

Size-Inclusive Fit – Pre-shrunk fabric maintains shape; extended sizing covers toddlers to teens (height/weight chart provided).

Breathable Moisture Control – Micro-ventilation channels wick sweat away, preventing clamminess during indoor heating or outdoor activities.