Are these any good?
dhb Men's Merino Long Sleeve Base Layer (M_ 200) | Wiggle
Buy your dhb Men's Merino Long Sleeve Base Layer (M_ 200) from our Baselayers range at Wiggle. £15.00. Free delivery available.www.wiggle.co.uk
I've got one of these, ages old and as good as any merino base layer. Also check decathlon but £27 is good.