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# 1010K19

We've sourced excellent quality merino wool from a US mill to create an undershirt that is sure to be your favorite. A great way to layer up for winter with the Black Label jersey.

  • Merino Sport Wool - 7.5oz wool made of extremely fine 18.5 micron yarn for soft feel (not itchy), exceptional wicking and temp manangement properties. Sourced from USA mills.
  • FS Construction - strong, low-profile, flat seam (FS) construction for the ultimate in comfort and performance.
  • Temp Range - 45-55°F (below 45°F when layered)


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Fit & Sizing

Need some help finding your fit?
Read our Fit Guide.

Men's Sizing

Men's Sizing

Size 120 - 130
lbs.
130 - 140
lbs.
140 - 150
lbs.
150 - 160
lbs.
160 - 170
lbs.
170 - 180
lbs.
180 - 190
lbs.
190 - 200
lbs.
200 - 210
lbs.
210 - 220
lbs.
220 - 230
lbs.
230 - 240
lbs.
240 - 250
lbs.
250 - 260
lbs.
260 - 270+
lbs.
XSM 5'3' 5'8'
SML 5'3'' 6'2'
MED 5'8' 6'4'
LRG 5'9' 6'5'+
XLG 5'9' 6'5'+
2XL 5'9' 6'5'+
3XL 5'9' 6'5'+
4XL 5'9' 6'5'+

Technical Information

Flat Seams

Strong and durable, flat seams are the ultimate in comfort and performance.

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Merino Wool

All Natural 100% Merino wool. Great breathability, exceptional moisture wicking and warmth retention. We source the softest Merino wool so that it is remarkably comfortable against the skin. Additionally, this material absorbs odor casued by bacteria, keeping you smelling fresh even after the toughest rides.

Undershirt and Short Sleeve Jersey: Extra fine 100% Merino, 18.5 Micron
Long Sleeve Jersey: 100% Merino, 19.5 Micron

Grey Marl Wool: 60% Merino / 40% Polyester

browse products with Merino Wool
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Last Updated: 10/24/2020 4:43:08 AM