Seamless underwear for boys 4F M248 navy 4FJWAW25USEAM248 31S 140-146cm

Engineered with a seamless construction and a high-stretch 90% polyamide, 10% elastane blend, this 4F boys' underwear delivers a body-hugging fit that moves with active kids. The navy blue design is both breathable and moisture-wicking, keeping young athletes dry and comfortable during sports or everyday wear.

Overview

Part of the 4F Junior Wear collection, the M248 seamless underwear is tailored for boys with a height of 140-146 cm. Its close-fitting silhouette and soft-touch fabric reduce chafing, making it an ideal base layer for autumn and winter activities. The high elasticity ensures freedom of movement without restriction, while the anti-chafing design enhances comfort throughout the day.

What stands out

• Seamless construction minimizes irritation and friction
• Moisture-wicking fabric keeps skin dry during intense play
• Breathable material promotes airflow for all-day freshness
• High-stretch blend offers a snug yet flexible fit
• Durable and easy-care: machine washable at 30°C

Technical details

• Material: 90% Polyamide, 10% Elastane
• Color: Navy Blue
• Size: 140-146 cm (height)
• Fit: Close-fitting, body-hugging
• Season: Autumn/Winter 2025
• Care: Machine wash at 30°C, do not tumble dry

Our verdict

A reliable choice for active boys, this seamless underwear combines comfort, breathability, and durability—perfect for sports, layering, or daily wear.