Thermal underwear

The Thermowave Merino Xtreme Kids' T-Shirt is the ideal base layer made from a premium blend of natural and synthetic materials.

Aclima WarmWool is the most popular Aclima line, and the line with the largest range.

Aclima WarmWool is the most popular Aclima line, and the line with the largest range.

Aclima WarmWool is the most popular Aclima line, and the line with the largest range.

The WarmWool collection is one of Aclima's most popular product lines. WarmWool is suitable as a next-to-skin layer or second layer when it gets really cold. A warm, soft and comfortable fabric in 100 % Merino Wool.

The WarmWool collection is one of Aclima's most popular product lines. WarmWool is suitable as a next-to-skin layer or second layer when it gets really cold. A warm, soft and comfortable fabric in 100 % Merino Wool.

The Aclima Warmwool children's T-shirt made of 100% merino wool is a great choice for active children on colder days.

Devold® Duo Active is a two layer knitted fabric with a delicate merino wool on the outside and Thermocool ECO2 on the inside.

Devold Duo Active is a two layer knitted fabric with a delicate merino wool on the outside and Thermocool ECO2 on the inside.

Devold® Duo Active is a two layer knitted fabric with a delicate merino wool on the outside and Thermocool ECO2 on the inside.

Devold® Duo Active is a two layer knitted fabric with a delicate merino wool on the outside and Thermocool ECO2 on the inside.

Devold® Duo Active has an outer layer knitted from fine merino wool and an inner layer from highly functional ThermoLite® fiber.