Smartwool Women's Classic Thermal Merino Base Layer 1/4 Zip
Smartwool Women's Classic Thermal Merino Base Layer 1/4 Zip
Regular price
$120.00
Shipping calculated at checkout.
Low stock: 1 left
Prana Men's Size Chart
Prana Men's Size Chart
| TOPS | ARM LENGTH | CHEST |
| XS | 32 | 33 - 34 |
| S | 33 | 35 - 37 |
| ST | 35 | 35 - 37 |
| M | 34 | 38 - 40 |
| MT | 36 | 38 - 40 |
| L | 35 | 41 - 43 |
| LT | 37 | 41 - 43 |
| XL | 36 | 44 - 46 |
| XLT | 38 | 44 - 46 |
| XXL | 37 | 47 - 49 |
| XXXL | 37 | 51 - 54 |
| BOTTOMS | NUMERIC SIZE | WAIST |
| XS | 28 - 29 | 30 - 31 |
| S | 30 - 31 | 32 - 33 |
| M | 32 - 33 | 34 - 35 |
| L | 34 - 35 | 36 - 37 |
| XL | 36 - 38 | 38 - 40 |
| XXL | 40 - 42 | 42 - 44 |
| XXXL | 43 - 44 | 45 - 46 |
| BOTTOMS - STYLE | SHORT INSEAM | REGULAR INSEAM | LONG INSEAM |
| 30" ON ALL WAIST SIZES | 32" ON ALL WAIST SIZES | 34" ON ALL WAIST SIZES |
Prana Men's Size Chart
Prana Men's Size Chart
| TOPS | ARM LENGTH | CHEST |
| XS | 32 | 33 - 34 |
| S | 33 | 35 - 37 |
| ST | 35 | 35 - 37 |
| M | 34 | 38 - 40 |
| MT | 36 | 38 - 40 |
| L | 35 | 41 - 43 |
| LT | 37 | 41 - 43 |
| XL | 36 | 44 - 46 |
| XLT | 38 | 44 - 46 |
| XXL | 37 | 47 - 49 |
| XXXL | 37 | 51 - 54 |
| BOTTOMS | NUMERIC SIZE | WAIST |
| XS | 28 - 29 | 30 - 31 |
| S | 30 - 31 | 32 - 33 |
| M | 32 - 33 | 34 - 35 |
| L | 34 - 35 | 36 - 37 |
| XL | 36 - 38 | 38 - 40 |
| XXL | 40 - 42 | 42 - 44 |
| XXXL | 43 - 44 | 45 - 46 |
| BOTTOMS - STYLE | SHORT INSEAM | REGULAR INSEAM | LONG INSEAM |
| 30" ON ALL WAIST SIZES | 32" ON ALL WAIST SIZES | 34" ON ALL WAIST SIZES |
Prana Men's Size Chart
Prana Men's Size Chart
| TOPS | ARM LENGTH | CHEST |
| XS | 32 | 33 - 34 |
| S | 33 | 35 - 37 |
| ST | 35 | 35 - 37 |
| M | 34 | 38 - 40 |
| MT | 36 | 38 - 40 |
| L | 35 | 41 - 43 |
| LT | 37 | 41 - 43 |
| XL | 36 | 44 - 46 |
| XLT | 38 | 44 - 46 |
| XXL | 37 | 47 - 49 |
| XXXL | 37 | 51 - 54 |
| BOTTOMS | NUMERIC SIZE | WAIST |
| XS | 28 - 29 | 30 - 31 |
| S | 30 - 31 | 32 - 33 |
| M | 32 - 33 | 34 - 35 |
| L | 34 - 35 | 36 - 37 |
| XL | 36 - 38 | 38 - 40 |
| XXL | 40 - 42 | 42 - 44 |
| XXXL | 43 - 44 | 45 - 46 |
| BOTTOMS - STYLE | SHORT INSEAM | REGULAR INSEAM | LONG INSEAM |
| 30" ON ALL WAIST SIZES | 32" ON ALL WAIST SIZES | 34" ON ALL WAIST SIZES |
Prana Men's Size Chart
Prana Men's Size Chart
| TOPS | ARM LENGTH | CHEST |
| XS | 32 | 33 - 34 |
| S | 33 | 35 - 37 |
| ST | 35 | 35 - 37 |
| M | 34 | 38 - 40 |
| MT | 36 | 38 - 40 |
| L | 35 | 41 - 43 |
| LT | 37 | 41 - 43 |
| XL | 36 | 44 - 46 |
| XLT | 38 | 44 - 46 |
| XXL | 37 | 47 - 49 |
| XXXL | 37 | 51 - 54 |
| BOTTOMS | NUMERIC SIZE | WAIST |
| XS | 28 - 29 | 30 - 31 |
| S | 30 - 31 | 32 - 33 |
| M | 32 - 33 | 34 - 35 |
| L | 34 - 35 | 36 - 37 |
| XL | 36 - 38 | 38 - 40 |
| XXL | 40 - 42 | 42 - 44 |
| XXXL | 43 - 44 | 45 - 46 |
| BOTTOMS - STYLE | SHORT INSEAM | REGULAR INSEAM | LONG INSEAM |
| 30" ON ALL WAIST SIZES | 32" ON ALL WAIST SIZES | 34" ON ALL WAIST SIZES |
Prana Men's Size Chart
Prana Men's Size Chart
| TOPS | ARM LENGTH | CHEST |
| XS | 32 | 33 - 34 |
| S | 33 | 35 - 37 |
| ST | 35 | 35 - 37 |
| M | 34 | 38 - 40 |
| MT | 36 | 38 - 40 |
| L | 35 | 41 - 43 |
| LT | 37 | 41 - 43 |
| XL | 36 | 44 - 46 |
| XLT | 38 | 44 - 46 |
| XXL | 37 | 47 - 49 |
| XXXL | 37 | 51 - 54 |
| BOTTOMS | NUMERIC SIZE | WAIST |
| XS | 28 - 29 | 30 - 31 |
| S | 30 - 31 | 32 - 33 |
| M | 32 - 33 | 34 - 35 |
| L | 34 - 35 | 36 - 37 |
| XL | 36 - 38 | 38 - 40 |
| XXL | 40 - 42 | 42 - 44 |
| XXXL | 43 - 44 | 45 - 46 |
| BOTTOMS - STYLE | SHORT INSEAM | REGULAR INSEAM | LONG INSEAM |
| 30" ON ALL WAIST SIZES | 32" ON ALL WAIST SIZES | 34" ON ALL WAIST SIZES |
Prana Men's Size Chart
Prana Men's Size Chart
| TOPS | ARM LENGTH | CHEST |
| XS | 32 | 33 - 34 |
| S | 33 | 35 - 37 |
| ST | 35 | 35 - 37 |
| M | 34 | 38 - 40 |
| MT | 36 | 38 - 40 |
| L | 35 | 41 - 43 |
| LT | 37 | 41 - 43 |
| XL | 36 | 44 - 46 |
| XLT | 38 | 44 - 46 |
| XXL | 37 | 47 - 49 |
| XXXL | 37 | 51 - 54 |
| BOTTOMS | NUMERIC SIZE | WAIST |
| XS | 28 - 29 | 30 - 31 |
| S | 30 - 31 | 32 - 33 |
| M | 32 - 33 | 34 - 35 |
| L | 34 - 35 | 36 - 37 |
| XL | 36 - 38 | 38 - 40 |
| XXL | 40 - 42 | 42 - 44 |
| XXXL | 43 - 44 | 45 - 46 |
| BOTTOMS - STYLE | SHORT INSEAM | REGULAR INSEAM | LONG INSEAM |
| 30" ON ALL WAIST SIZES | 32" ON ALL WAIST SIZES | 34" ON ALL WAIST SIZES |
Prana Men's Size Chart
Prana Men's Size Chart
| TOPS | ARM LENGTH | CHEST |
| XS | 32 | 33 - 34 |
| S | 33 | 35 - 37 |
| ST | 35 | 35 - 37 |
| M | 34 | 38 - 40 |
| MT | 36 | 38 - 40 |
| L | 35 | 41 - 43 |
| LT | 37 | 41 - 43 |
| XL | 36 | 44 - 46 |
| XLT | 38 | 44 - 46 |
| XXL | 37 | 47 - 49 |
| XXXL | 37 | 51 - 54 |
| BOTTOMS | NUMERIC SIZE | WAIST |
| XS | 28 - 29 | 30 - 31 |
| S | 30 - 31 | 32 - 33 |
| M | 32 - 33 | 34 - 35 |
| L | 34 - 35 | 36 - 37 |
| XL | 36 - 38 | 38 - 40 |
| XXL | 40 - 42 | 42 - 44 |
| XXXL | 43 - 44 | 45 - 46 |
| BOTTOMS - STYLE | SHORT INSEAM | REGULAR INSEAM | LONG INSEAM |
| 30" ON ALL WAIST SIZES | 32" ON ALL WAIST SIZES | 34" ON ALL WAIST SIZES |
Prana Men's Size Chart
Prana Men's Size Chart
| TOPS | ARM LENGTH | CHEST |
| XS | 32 | 33 - 34 |
| S | 33 | 35 - 37 |
| ST | 35 | 35 - 37 |
| M | 34 | 38 - 40 |
| MT | 36 | 38 - 40 |
| L | 35 | 41 - 43 |
| LT | 37 | 41 - 43 |
| XL | 36 | 44 - 46 |
| XLT | 38 | 44 - 46 |
| XXL | 37 | 47 - 49 |
| XXXL | 37 | 51 - 54 |
| BOTTOMS | NUMERIC SIZE | WAIST |
| XS | 28 - 29 | 30 - 31 |
| S | 30 - 31 | 32 - 33 |
| M | 32 - 33 | 34 - 35 |
| L | 34 - 35 | 36 - 37 |
| XL | 36 - 38 | 38 - 40 |
| XXL | 40 - 42 | 42 - 44 |
| XXXL | 43 - 44 | 45 - 46 |
| BOTTOMS - STYLE | SHORT INSEAM | REGULAR INSEAM | LONG INSEAM |
| 30" ON ALL WAIST SIZES | 32" ON ALL WAIST SIZES | 34" ON ALL WAIST SIZES |
Prana Men's Size Chart
Prana Men's Size Chart
| TOPS | ARM LENGTH | CHEST |
| XS | 32 | 33 - 34 |
| S | 33 | 35 - 37 |
| ST | 35 | 35 - 37 |
| M | 34 | 38 - 40 |
| MT | 36 | 38 - 40 |
| L | 35 | 41 - 43 |
| LT | 37 | 41 - 43 |
| XL | 36 | 44 - 46 |
| XLT | 38 | 44 - 46 |
| XXL | 37 | 47 - 49 |
| XXXL | 37 | 51 - 54 |
| BOTTOMS | NUMERIC SIZE | WAIST |
| XS | 28 - 29 | 30 - 31 |
| S | 30 - 31 | 32 - 33 |
| M | 32 - 33 | 34 - 35 |
| L | 34 - 35 | 36 - 37 |
| XL | 36 - 38 | 38 - 40 |
| XXL | 40 - 42 | 42 - 44 |
| XXXL | 43 - 44 | 45 - 46 |
| BOTTOMS - STYLE | SHORT INSEAM | REGULAR INSEAM | LONG INSEAM |
| 30" ON ALL WAIST SIZES | 32" ON ALL WAIST SIZES | 34" ON ALL WAIST SIZES |
Prana Men's Size Chart
Prana Men's Size Chart
| TOPS | ARM LENGTH | CHEST |
| XS | 32 | 33 - 34 |
| S | 33 | 35 - 37 |
| ST | 35 | 35 - 37 |
| M | 34 | 38 - 40 |
| MT | 36 | 38 - 40 |
| L | 35 | 41 - 43 |
| LT | 37 | 41 - 43 |
| XL | 36 | 44 - 46 |
| XLT | 38 | 44 - 46 |
| XXL | 37 | 47 - 49 |
| XXXL | 37 | 51 - 54 |
| BOTTOMS | NUMERIC SIZE | WAIST |
| XS | 28 - 29 | 30 - 31 |
| S | 30 - 31 | 32 - 33 |
| M | 32 - 33 | 34 - 35 |
| L | 34 - 35 | 36 - 37 |
| XL | 36 - 38 | 38 - 40 |
| XXL | 40 - 42 | 42 - 44 |
| XXXL | 43 - 44 | 45 - 46 |
| BOTTOMS - STYLE | SHORT INSEAM | REGULAR INSEAM | LONG INSEAM |
| 30" ON ALL WAIST SIZES | 32" ON ALL WAIST SIZES | 34" ON ALL WAIST SIZES |
Prana Men's Size Chart
Prana Men's Size Chart
| TOPS | ARM LENGTH | CHEST |
| XS | 32 | 33 - 34 |
| S | 33 | 35 - 37 |
| ST | 35 | 35 - 37 |
| M | 34 | 38 - 40 |
| MT | 36 | 38 - 40 |
| L | 35 | 41 - 43 |
| LT | 37 | 41 - 43 |
| XL | 36 | 44 - 46 |
| XLT | 38 | 44 - 46 |
| XXL | 37 | 47 - 49 |
| XXXL | 37 | 51 - 54 |
| BOTTOMS | NUMERIC SIZE | WAIST |
| XS | 28 - 29 | 30 - 31 |
| S | 30 - 31 | 32 - 33 |
| M | 32 - 33 | 34 - 35 |
| L | 34 - 35 | 36 - 37 |
| XL | 36 - 38 | 38 - 40 |
| XXL | 40 - 42 | 42 - 44 |
| XXXL | 43 - 44 | 45 - 46 |
| BOTTOMS - STYLE | SHORT INSEAM | REGULAR INSEAM | LONG INSEAM |
| 30" ON ALL WAIST SIZES | 32" ON ALL WAIST SIZES | 34" ON ALL WAIST SIZES |
Prana Men's Size Chart
Prana Men's Size Chart
| TOPS | ARM LENGTH | CHEST |
| XS | 32 | 33 - 34 |
| S | 33 | 35 - 37 |
| ST | 35 | 35 - 37 |
| M | 34 | 38 - 40 |
| MT | 36 | 38 - 40 |
| L | 35 | 41 - 43 |
| LT | 37 | 41 - 43 |
| XL | 36 | 44 - 46 |
| XLT | 38 | 44 - 46 |
| XXL | 37 | 47 - 49 |
| XXXL | 37 | 51 - 54 |
| BOTTOMS | NUMERIC SIZE | WAIST |
| XS | 28 - 29 | 30 - 31 |
| S | 30 - 31 | 32 - 33 |
| M | 32 - 33 | 34 - 35 |
| L | 34 - 35 | 36 - 37 |
| XL | 36 - 38 | 38 - 40 |
| XXL | 40 - 42 | 42 - 44 |
| XXXL | 43 - 44 | 45 - 46 |
| BOTTOMS - STYLE | SHORT INSEAM | REGULAR INSEAM | LONG INSEAM |
| 30" ON ALL WAIST SIZES | 32" ON ALL WAIST SIZES | 34" ON ALL WAIST SIZES |
Prana Men's Size Chart
Prana Men's Size Chart
| TOPS | ARM LENGTH | CHEST |
| XS | 32 | 33 - 34 |
| S | 33 | 35 - 37 |
| ST | 35 | 35 - 37 |
| M | 34 | 38 - 40 |
| MT | 36 | 38 - 40 |
| L | 35 | 41 - 43 |
| LT | 37 | 41 - 43 |
| XL | 36 | 44 - 46 |
| XLT | 38 | 44 - 46 |
| XXL | 37 | 47 - 49 |
| XXXL | 37 | 51 - 54 |
| BOTTOMS | NUMERIC SIZE | WAIST |
| XS | 28 - 29 | 30 - 31 |
| S | 30 - 31 | 32 - 33 |
| M | 32 - 33 | 34 - 35 |
| L | 34 - 35 | 36 - 37 |
| XL | 36 - 38 | 38 - 40 |
| XXL | 40 - 42 | 42 - 44 |
| XXXL | 43 - 44 | 45 - 46 |
| BOTTOMS - STYLE | SHORT INSEAM | REGULAR INSEAM | LONG INSEAM |
| 30" ON ALL WAIST SIZES | 32" ON ALL WAIST SIZES | 34" ON ALL WAIST SIZES |
Prana Men's Size Chart
Prana Men's Size Chart
| TOPS | ARM LENGTH | CHEST |
| XS | 32 | 33 - 34 |
| S | 33 | 35 - 37 |
| ST | 35 | 35 - 37 |
| M | 34 | 38 - 40 |
| MT | 36 | 38 - 40 |
| L | 35 | 41 - 43 |
| LT | 37 | 41 - 43 |
| XL | 36 | 44 - 46 |
| XLT | 38 | 44 - 46 |
| XXL | 37 | 47 - 49 |
| XXXL | 37 | 51 - 54 |
| BOTTOMS | NUMERIC SIZE | WAIST |
| XS | 28 - 29 | 30 - 31 |
| S | 30 - 31 | 32 - 33 |
| M | 32 - 33 | 34 - 35 |
| L | 34 - 35 | 36 - 37 |
| XL | 36 - 38 | 38 - 40 |
| XXL | 40 - 42 | 42 - 44 |
| XXXL | 43 - 44 | 45 - 46 |
| BOTTOMS - STYLE | SHORT INSEAM | REGULAR INSEAM | LONG INSEAM |
| 30" ON ALL WAIST SIZES | 32" ON ALL WAIST SIZES | 34" ON ALL WAIST SIZES |
Prana Men's Size Chart
Prana Men's Size Chart
| TOPS | ARM LENGTH | CHEST |
| XS | 32 | 33 - 34 |
| S | 33 | 35 - 37 |
| ST | 35 | 35 - 37 |
| M | 34 | 38 - 40 |
| MT | 36 | 38 - 40 |
| L | 35 | 41 - 43 |
| LT | 37 | 41 - 43 |
| XL | 36 | 44 - 46 |
| XLT | 38 | 44 - 46 |
| XXL | 37 | 47 - 49 |
| XXXL | 37 | 51 - 54 |
| BOTTOMS | NUMERIC SIZE | WAIST |
| XS | 28 - 29 | 30 - 31 |
| S | 30 - 31 | 32 - 33 |
| M | 32 - 33 | 34 - 35 |
| L | 34 - 35 | 36 - 37 |
| XL | 36 - 38 | 38 - 40 |
| XXL | 40 - 42 | 42 - 44 |
| XXXL | 43 - 44 | 45 - 46 |
| BOTTOMS - STYLE | SHORT INSEAM | REGULAR INSEAM | LONG INSEAM |
| 30" ON ALL WAIST SIZES | 32" ON ALL WAIST SIZES | 34" ON ALL WAIST SIZES |
Prana Men's Size Chart
Prana Men's Size Chart
| TOPS | ARM LENGTH | CHEST |
| XS | 32 | 33 - 34 |
| S | 33 | 35 - 37 |
| ST | 35 | 35 - 37 |
| M | 34 | 38 - 40 |
| MT | 36 | 38 - 40 |
| L | 35 | 41 - 43 |
| LT | 37 | 41 - 43 |
| XL | 36 | 44 - 46 |
| XLT | 38 | 44 - 46 |
| XXL | 37 | 47 - 49 |
| XXXL | 37 | 51 - 54 |
| BOTTOMS | NUMERIC SIZE | WAIST |
| XS | 28 - 29 | 30 - 31 |
| S | 30 - 31 | 32 - 33 |
| M | 32 - 33 | 34 - 35 |
| L | 34 - 35 | 36 - 37 |
| XL | 36 - 38 | 38 - 40 |
| XXL | 40 - 42 | 42 - 44 |
| XXXL | 43 - 44 | 45 - 46 |
| BOTTOMS - STYLE | SHORT INSEAM | REGULAR INSEAM | LONG INSEAM |
| 30" ON ALL WAIST SIZES | 32" ON ALL WAIST SIZES | 34" ON ALL WAIST SIZES |
Prana Men's Size Chart
Prana Men's Size Chart
| TOPS | ARM LENGTH | CHEST |
| XS | 32 | 33 - 34 |
| S | 33 | 35 - 37 |
| ST | 35 | 35 - 37 |
| M | 34 | 38 - 40 |
| MT | 36 | 38 - 40 |
| L | 35 | 41 - 43 |
| LT | 37 | 41 - 43 |
| XL | 36 | 44 - 46 |
| XLT | 38 | 44 - 46 |
| XXL | 37 | 47 - 49 |
| XXXL | 37 | 51 - 54 |
| BOTTOMS | NUMERIC SIZE | WAIST |
| XS | 28 - 29 | 30 - 31 |
| S | 30 - 31 | 32 - 33 |
| M | 32 - 33 | 34 - 35 |
| L | 34 - 35 | 36 - 37 |
| XL | 36 - 38 | 38 - 40 |
| XXL | 40 - 42 | 42 - 44 |
| XXXL | 43 - 44 | 45 - 46 |
| BOTTOMS - STYLE | SHORT INSEAM | REGULAR INSEAM | LONG INSEAM |
| 30" ON ALL WAIST SIZES | 32" ON ALL WAIST SIZES | 34" ON ALL WAIST SIZES |
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We've updated the fit of our Women's Classic Thermal Merino Base Layer 1/4 Zip to improve functionality while also enhancing aesthetics. As one of our heaviest base layer tops and one of our best base layers for cold weather, this garment uses 100% responsibly sourced Merino wool, shoulder panels, and a flatlock seam construction to help prevent chafing as well as keep you comfortable and temperature regulated as you enjoy high-intensity skiing, hiking, running, and more.
- Fit: Slim
- Our slim fit is intended to follow the contours of the body
- Fabric helps combine the moisture management, temperature regulation, and odor resistance of 100% Merino wool with interlock knit for comfort
- Back body seam wraps to front
- Raglan sleeves
- Flatlock seam construction designed to help increase comfort and minimize chafing
- Size medium center-front zipper: 8" (20 cm)
- Made in Vietnam: 100% Wool-Merino. Exclusive of Decoration.
![WARNING: This product can expose you to [name of chemical], which is known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov.](https://cdn.shopify.com/s/files/1/0170/8972/4516/files/Prop_65_Label.jpg?v=1727287530)
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