Here's what other sites are saying:
Discontinued . RedRam by Icebreaker's merino wool base layer top is a moisture-wicking, itch-free base layer that can also be worn by itself in milder temperatures. Available Colors: BLACK, CAMO, SNOW, NAVY, 04, CHARCOAL. Sizes: S, M, L, XL, 2XL, 3XL.
- Sierra Trading Post
Whether you're looking for a short-sleeve merino wool T-shirt to wear on its own or as part of a layering system, the natural fibers in RedRam's Short-Sleeve Merino Top help regulate your temperature and keep you from getting too hot or too cold.
RedRam Merino Top - Long-Sleeve
Patagonia Capilene 2 Lightweight Zip-Neck
$38 - $55
Smartwool Midweight Zip T
$70 - $100
Icebreaker Everyday Long Sleeve Crewe
$42 - $70
Arc'teryx Rho LT Zip Neck
$87 - $125
Sherpa Adventure Gear Baans Tech Quarter Zip
EMS Heavyweight 1/2 Zip
L.L.Bean Cresta Wool Lightweight Base Layer Long Sleeve