The Icebreaker Tech 260 LS Crewe comes from Icebreaker's Bodyfit active base-layer collection manufactured in temperature controlling 100% 260g mid-weight Pure Merino Wool with natural odour resistance. Designed for mountain activities, travelling and winter sports the Icebreaker Tech 260 LS Crewe has been constructed with offset shoulder seams and forward set side seams so it is comfortable to wear as a base-layer or an effective. The slim fit traps insulating warm air and makes this Merino Wool pullover easy to layer up over the top. Icebreaker 260 Tech LS Crewe Features: 260g/m Jersey 100% Merino Wool Flatlock seams Breathable, Wicking and Odour Resistant Offset Shoulder Seams Forward Side Seams Underarm Gusset Drop-Tail Hem Slim Fit