Featuring a highly versatile merino jersey fabric, the Icebreaker 200 Sonebula baselayer provides ample warmth whatever the activity. Made from 100% merino wool, helping to regulate body temperature in all weather conditions and resist odours. Product Code: APBYN7TI0367 Men's Icebreaker Merino 200 Sonebula High Neck Thermal Top | Baselayers & Thermals UK