Men's long-sleeved undershirt in 1x1 wool blend rib. Unparalleled warmth and practicality. Classic style by Alpina. It adapts perfectly to the body, long sleeve, crew neck, comfort and warmth on your skin classic style 1 x 1 rib. 1x1 rib - Wool and Meraklon The comfort and warmth of wool together with the practicality of other fibres. Composition: 50% Wool - 50% Polypropylene