ICEBREAKER W Mer 200 Oasis Ls Crewe Mountain Pulse Purple XS The Icebreaker W Mer 200 Oasis LS Crewe Mountain Pulse is a comfortable and stylish long-sleeved shirt. It is made from merino wool, which is naturally breathable and moisture-wicking. The shirt has a crew neck and a relaxed fit. It features a subtle mountain graphic on the chest. Icebreaker. EUR 109.95 1