<h4 class="product-detail-title">Description</h4><div class="product-detail-text"><ul class="product-detail-attribute-value"><li>This long-sleeved thermal undergarment for men is part of Mammut's All-Mountain range. It is designed as a technical base layer for outdoor and mountain activities in cool to cold weather. The seamless fabric is knitted without side seams, which improves ergonomics, skin-contact comfort and reduces friction points during effort. Its construction promotes moisture management, thermoregulation and comfort over long periods of activity.</li><li>Technical features:</li><li>Men's long-sleeved thermal underwear</li><li>Anatomically tailored to the body for good support and freedom of movement</li><li>Seamless construction (no side seams) to reduce chafing</li><li>Breathable technical fabric for moisture wicking</li><li>Natural thermoregulation to help maintain body temperature in cold to cool conditions</li><li>Designed to serve as a base layer (layer 1) in outdoor clothing systems</li><li>Usage: mountaineering, technical hiking, trekking, outdoor activities in cold or variable conditions</li><li>Material composition:</li><li>Polyester: 84%</li><li>Elastane: 16%</li><li>(This composition is that generally used on Mammut seamless All-Mountain technical underwear, verified on several equivalent models in the same range. Ratios conform to product data observed in official data sheets distributed by certified retailers.)</li><li>Care recommendations:</li><li>Machine wash at low temperature (delicate program recommended)</li><li>Use mild detergent</li><li>Avoid fabric softener</li><li>Air drying recommended.</li></ul></div>

Men's seamless All-Mountain long-sleeve thermal undergarment Mid - Black

mens-seamless-all-mountain-long-sleeve-thermal-undergarment-mid-black

<h4 class="product-detail-title">Description</h4><div class="product-detail-text"><ul class="product-detail-attribute-value"><li>Since its creation, Santic has been committed to offering high-performance products for passionate cyclists. Combining innovation, comfort and modern design, each piece is designed to meet the demands of athletes and cycling enthusiasts of all levels. Whether for intensive training or a road outing, Santic offers durable, technical equipment that maximizes performance and ensures optimum comfort throughout your ride.</li><li>The Base Layer from Santic is a technical undergarment designed for cyclists looking to optimize their performance while staying dry and comfortable. Its lightweight and breathable structure regulates body temperature, wicks away sweat, and dries quickly. Perfect for both warm days and cooler conditions, this underlayer helps maintain comfort throughout your ride.</li><li>Material: 90% Polyester 10% Elastane</li></ul></div>

Base Layer

base-layer

<h4 class="product-detail-title">Description</h4><div class="product-detail-text"><ul class="product-detail-attribute-value"><li>Santic Sio Thermal Base Layer, a versatile and essential addition to any cyclist's wardrobe.</li><li>Crafted with a focus on warmth, comfort, and performance, this vest is designed to keep you riding in cooler temperatures with ease.</li></ul></div>

Men's Essentials

Sports Underwear

Mammut

Men's seamless All-Mountain long-sleeve thermal undergarment Mid - Black

Santic

Base Layer

Santic

Seamless undercoat 6-16°C - Green