Vital S2 Zip-T | Black

$29.70
$99.00
$29.70
Best For: Mid-Weight Base Layer Boosted by XLANCE®, the all-new Vital S2 is our most comfortable mid-weight...
Size: M
Subtotal: $29.70
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Vital S2 Zip-T | Black

Vital S2 Zip-T | Black

$99.00 $29.70

Vital S2 Zip-T | Black

$99.00 $29.70
Size: M

Best For: Mid-Weight Base Layer

Boosted by XLANCE®, the all-new Vital S2 is our most comfortable mid-weight synthetic base layer to date. With a lightweight 140 g/m² fabric weight, it offers a soft next-to-skin feel with exceptional moisture-wicking and quick-drying performance—perfect for cooler conditions with high-output ascents followed by extended glassing sessions and the unpredictable temperature swings of mountain hunting.


XLANCE brings entirely new performance to hunting apparel: an advanced polyolefin-based stretch yarn with built-in resistance to sweat, chemicals, heat, ozone, and UVA/UVB radiation. This delivers long-lasting elasticity and garment durability while staying incredibly light. It overcomes the typical pitfalls of spandex and elastane—excess weight, bacterial odor retention, slow drying, and loss of shape over time.


Unlike the aggressive snap-back of traditional elastane, XLANCE provides gentle, low-force stretch that's noticeably more comfortable and fatigue-free during dynamic movement, yet it maintains excellent recovery for season-after-season reliability.

  • Half-zip design for ventilation and easy on-and-off
  • Hybrid Raglan sleeve for enhanced no-lift articulation
  • Flatlock seams for non-chafing comfort
  • Layered thumbholes for easy layering
  • Drop-back hem
  • UPF 50 sun protection
  • Moisture wicking
  • Quick drying
  • 4-way stretch
  • Odor resistant
  • 80% Polyester / 20% XLANCE® – 140 g/m²
  • XLANCE – UV- and sweat-resistant stretch fiber for superior durability and shape retention
  • FUZE – Antimicrobial odor resistance

Athletic next-to-skin fit designed to layer seamlessly under same-size mid and outer pieces. Upsize only if you're between sizes or want a relaxed feel.


Layering Example – Mid-Season Mountain Hunt:

* For an individual who measures size XL:

Base Layer: Vital S2 Zip-T – XL
Mid-Layer- Fleece: StrongFleece 275 Zip-Hoodie – XL
Mid-Layer- Insulated: Kenai Jacket – XL
Outer Layer- Waterproof Rain Gear: Chugach TR Rain Jacket – XL

Additional Resources:

Fit & Layering Guide

KUIU Layering System
Size chart

Find Your Fit

Size charts & measurement guide — built for the mountain, sized for you.

Men's Tops (Shirts, Jackets & Vests)

All measurements in inches. Tops are sized to layer — size up if you run between sizes.

Swipe left / right to view the full table →
Size Chest Waist Arm Length
S 34–36 27–29 33–33.5
M 38–40 31–33 34–34.5
L 42–44 35–37 35–35.5
XL 46–48 39–41 36–36.5
XXL 50–52 43–45 36.5–37
3XL 54–56 47–49 37–37.5
4XL 58–60 51–53 37.5–38

Men's Bottoms (Standard Pants)

Inseam shown as Short / Regular / Tall. "—" means not offered in that length.

Swipe left / right to view the full table →
Size Waist Hip Inseam Short Inseam Reg Inseam Tall
28 29 37 29 32
30 31 39 31 34
32 33 41 31 34
34 35 43 31 34 37
36 37 45 31 34 37
38 39 47 31 34 37
40 41 49 34 37
42 43 51 34 37
44 45 53 34
46 47 55 34

Men's Rain & Insulation Bottoms

Roomier cut for layering over base layers and mid-layers.

Swipe left / right to view the full table →
Size Waist Hip Inseam Short Inseam Reg Inseam Tall
S 27–29 39–41 28 31
M 31–33 41–43 29.5 32.5 35.5
L 35–37 43–45 31 34 37
XL 39–41 47–49 31 34 37
XXL 43–45 51–53 31 34 37
3XL 47–49 55–57 34 37
4XL 51–53 59–61 34 37

Men's Base Layer Bottoms

Snug next-to-skin fit for moisture management.

Swipe left / right to view the full table →
Size Waist Hip
S 27–29 39–41
M 31–33 41–43
L 35–37 43–45
XL 39–41 47–49
XXL 43–45 51–53
3XL 47–49 55–57
4XL 51–53 59–61

Women's Tops (Shirts, Jackets & Vests)

All measurements in inches. Tops are sized to layer — size up if you run between sizes.

Swipe left / right to view the full table →
Size Chest Waist Hip Arm Length
XS 32–33 25–26 35–36 30.5
S 34–35 27–28 37–38 31
M 36–37.5 28.5–30 38.5–40 31.5
L 38.5–40.5 31.5–33 41.5–43 32.125
XL 42–44 35–37 44–46 32.75
2XL 46–48 39–41 48–50 33.5

Women's Bottoms (Standard Pants)

All measurements in inches.

Swipe left / right to view the full table →
Size Waist Hip Inseam
2 26 36 32
4 27 37 32
6 28 38 32
8 29 39 32
10 30 40 32
12 31.5 41.5 32
14 33 43 32
16 35 45 32

Women's Rain & Insulation Bottoms

Roomier cut for layering. Size in parentheses maps to standard pants sizing.

Swipe left / right to view the full table →
Size Waist Hip Inseam
XS (0–2) 25–26 35–36 32
S (4–6) 27–28 37–38 32
M (8–10) 28.5–30 38.5–40 32
L (12–14) 31.5–33 41.5–43 32
XL (16–18) 35–37 44–46 32

Women's Base Layer Bottoms

Snug next-to-skin fit for moisture management.

Swipe left / right to view the full table →
Size Waist Hip
XS (0–2) 25–26 35–36
S (4–6) 27–28 37–38
M (8–10) 28.5–30 38.5–40
L (12–14) 31.5–33 41.5–43
XL (16–18) 35–37 44–46

Where to Measure

Grab a soft tape measure and follow the points below. Wear only light base layers for the most accurate read.

A

Chest

Arms at your sides, measure around the fullest part of your chest under the arms.

B

Waist

Measure around your natural waistline where you normally wear your pants.

C

Arm Length

Relax arm slightly bent; measure from center back of neck, over shoulder, to wrist.

D

Hip

Stand with feet hip-width apart; measure around the widest part of your hips.

E

Inseam

Wearing hunting boots, measure from crotch down the inside leg to the floor.

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