Finding Your Foundation: Choosing the Right Henri-Lloyd Base Layer for Every Sail

A well-chosen base layer can define your comfort, performance, and focus on the water.

A well-chosen base layer can define your comfort, performance, and focus on the water. Whether battling offshore winds or trimming sails on a calm summer’s day, the layer closest to your skin plays a crucial role in managing warmth, moisture, and movement.

Henri-Lloyd’s current base layers: NTS Aktiv Warm, NTS Aktiv Light, and Merino 200 deliver advanced performance for every sailor, every season.

NTS Aktiv Warm | For Cold Weather and High Output Sailing

When the temperature drops but performance demands stay high, NTS Aktiv Warm provides the balance of warmth, breathability, and flexibility needed for dynamic movement. Constructed from 100% recycled polyester, it offers a soft touch and eco-conscious performance without compromise.

NTS Aktiv Light | For Mild Conditions and Active Performance

Built for lighter layering and warmer weather sailing, NTS Aktiv Light blends 88% recycled polyester with 12% polypropylene for enhanced moisture wicking and rapid drying. The result is a versatile base layer that keeps you cool, dry, and unrestricted during active movement.

Merino 200 | For Cold, Endurance, and Extended Wear

For sailors facing prolong exposure and variable climates, the Merino 200 base layer offers unmatched natural performance. Made from 100% premium merino wool, it provides advanced thermal regulation, moisture management, and odour resistance idea for multi day offshore passages.

Baselayer	Best For	Why Choose it
NTS Aktiv Warm	cold conditions, low to high intensity sailing, Inshore or coastal racing where core warmth and breathability are essential.	The sustainably derived antibacterial treatment helps maintain long-lasting freshness, while the brushed inner face traps warmth close to the skin. Ideal beneath a mid-layer or waterproof shell, it keeps you warm without overheating even under heavy exertion.
NTS Aktiv Light	Warmer conditions, High intensity or endurance activity, Training sessions and coastal day sailing.	Polypropylene fibres draw moisture away faster than standard polyester, helping regulate temperature during peak exertion. Lightweight and low bulk, it performs equally well as a technical tee or as a first layer under waterproofs.
Merino 200	Cold to sub-zero environments (–25 °C to +15 °C based on activity), Moderate activity levels and endurance sailing, Offshore expeditions and extended wear	Merino wool’s natural fibres insulate even when wet, remain soft against the skin, and resist odour far longer than synthetics. Its thermal adaptability means you will stay warm in the cold yet comfortable as temperatures rise, making it a true all season performer.

Performance Attribute	Merino 200	NTS Aktiv Warm	NTS Aktiv Light
Natural fibre	✓	✗	✗
Recycled content	✗	✓ (100% recycled polyester)	✓ (88% recycled polyester)
Warm when wet	✓	✓	✓
Thermal regulation	✓✓	✓	✓
Breathability	✓	✓✓	✓✓✓
Moisture wicking	✓	✓✓	✓✓✓
Odour control	✓✓✓ (natural antibacterial)	✓ (antibacterial treatment)	✓ (antibacterial treatment)
Soft, next-to-skin feel	✓✓✓	✓✓	✓✓
Lightweight	✓✓	✓✓	✓✓✓
Fast drying	✗	✓✓	✓✓✓
Machine washable	✓	✓	✓
Ideal temperature range	−25 °C to +15 °C	0 °C to +20 °C	+10 °C to +30 °C
Best for	Cold to variable climates	Cool to mild climates	Mild to warm climates
Activity level	Moderate	Moderate – High	High
Sailing type	Offshore / Expedition	Coastal / Inshore	Training / Day Sailing

FAQ'S

Which base layer is best for summer sailing?

For warm weather or high intensity sailing, choose  NTS Aktiv Light. Its lightweight recycled fibres and moisture wicking blend are designed to keep you cool and dry even during peak exertion.

What should I wear for winter or offshore sailing?

In cold, changeable, or endurance conditions, Merino 200 is ideal. Its natural merino fibres provide warmth even when wet and remain comfortable through long offshore passages. If you prefer a syntheticoption, NTS Aktiv Warm adds breathability and quick drying for high output performance in cool weather.

Is Merino wool itchy to wear?

No. Merino 200 uses superfine premium merino fibres that bend against the skin rather than irritate it. The result is a naturally soft, smooth feel suitable for next to skin comfort.

Are all Henri-Lloyd base layers sustainable?

Yes,both NTS Aktiv Warm  and NTS Aktiv Light are made using recycled polyester, reducing environmental impact without compromising performance. Merino 200 is crafted from natural, renewable wool fibres that biodegrade at the end of their lifespan.

Can I wear Merino wool in summer?

Absolutely. Merino wool regulates temperature naturally, keeping you cool in warm weather and warm when it is cold. Its moisture management makes it suitable across a wide range of conditions.

How do I care for my base layer?

Machine wash your base layers on a gentle, 30 °C cycle and avoid fabric softeners, which can inhibit moisture management.

For Merino 200 - Machine wash on a gentle, cold cycle using a mild, enzyme-free detergent. Avoid bleach and fabric softeners to preserve the fabric’s integrity. Lay flat to air dry naturally and never tumble dry to maintain the garment’s performance and shape.