Heatwave Thermalwear Boys Winter Thermal Long Sleeve Top And Pants Set Charcoal Black Brushed Base Layer Warmth

When the cold bites, you need a base layer that works as hard as you do — genuinely warm, genuinely comfortable, and invisible under everything you wear.

Key Features

• Advanced Insulating Yarn — The thermal underwear base layers are crafted from an advanced insulating yarn.
• Comfort Fit Design — The ribbed construction of the set shapes to the contours of the body, offering a perfect fit.
• High Performance Insulation — The combination of 50% polyester and 50% cotton provides excellent insulation while maintaining breathability.

Materials

The combination of 50% polyester and 50% cotton provides excellent insulation while maintaining breathability. The materials are specifically designed to keep children warm without overheating.

Colours Available

Black, Charcoal

Sizes Available

Ages 3-5: Long Sleeve Top Chest to Fit Approx 20-22", Long John Pants Waist to Fit Approx 20.5" Ages 6-8: Long Sleeve Top Chest to Fit Approx 24-26", Long John Pants Waist to Fit Approx 21.5" Ages 9-11: Long Sleeve Top Chest to Fit Approx 28-30", Long John Pants Waist to Fit Approx 22.5"

Care Instructions

Machine washable at 40°C Can be tumble dried Wash dark colours separately.

Perfect For

Perfect Christmas gift for outdoor enthusiasts, hikers, and skiers A thoughtful birthday treat for them who feels the cold Great Secret Santa present — practical, comfortable, always appreciated Ideal self-care gift for anyone who spends time outdoors in winter.

Frequently Asked Questions

Is this warm enough for skiing or outdoor sports?
Yes — the insulating yarn and brushed interior are engineered for cold-weather performance as a base layer for skiing, snowboarding, and hiking.

Can I wear this under everyday clothes?
Absolutely. The slim ribbed fit layers smoothly under jeans, trousers, or work attire without adding visible bulk.

Is it suitable for sensitive skin?
Yes — the hypoallergenic fibres are gentle and non-irritating for comfortable all-day wear.

What sizes are available?
Please refer to the Sizes Available section for the full range. If you're between sizes, we recommend sizing up for the most comfortable layering fit.

Is it machine washable?
Yes — machine wash at 40°C. Easy to care for, wash after wash.