Smartwool Womens Merino 150 Baselayer Long Sleeve

Size Chart
Deep Navy
Light Gray Heather
Indigo Blue
Cloudy Blue Marble Wash
Ash Heather Stripe
Tea Rose

An all-season favorite, wear the Smartwool Women's Merino 150 Base Layer Long Sleeve as a base layer in fall or as a single layer when summer backpacking calls. Featuring Core Spun technology, Smartwool wrapped merino around a nylon core for added durability while still keeping the temperature regulation and moisture management benefits of ultra-soft merino next to skin.


  • Slim Fit
  • Smartwool's lightest weight merino jersey fabric uses a nylon core
  • Raglan sleeve design eliminates shoulder seams
  • Side seams wrap onto front for enhanced fit
  • Stretch stitching designed to elevate comfort, range of motion, and fit
  • Garment Weight: 133 g = 4.7 oz
  • Knit in Vietnam: 87% Merino Wool, 13% Nylon Core