Karrimor merino half zip mens baselayer top this karrimor merino half zip mens baselayer top features karrimor merino which is 100 natural merino wool that regulates your body temperature whatever your activity it is quick drying and highly breathable providing excellent lightweight thermal protection this top features long sleeves with a high neck for a classic fit the comfortable and secure fit is provided by the slight stretch of merino wool and the half zip fastener this top has flat l