Classic Thermal Merino Base Layer Crew Plus Boxed - Women's
Classic Thermal Merino Base Layer Crew Plus Boxed - Women's
Classic Thermal Merino Base Layer Crew Plus Boxed - Women's
Classic Thermal Merino Base Layer Crew Plus Boxed - Women's
Classic Thermal Merino Base Layer Crew Plus Boxed - Women's
Classic Thermal Merino Base Layer Crew Plus Boxed - Women's
Classic Thermal Merino Base Layer Crew Plus Boxed - Women's
Classic Thermal Merino Base Layer Crew Plus Boxed - Women's
Classic Thermal Merino Base Layer Crew Plus Boxed - Women's
Classic Thermal Merino Base Layer Crew Plus Boxed - Women's
Classic Thermal Merino Base Layer Crew Plus Boxed - Women's
Classic Thermal Merino Base Layer Crew Plus Boxed - Women's

Classic Thermal Merino Base Layer Crew Plus Boxed - Women's

Our fan-favorite Women's Classic Thermal Merino Base Layer Crew offers the unmatched warmth, comfort, and performance of...
Availability: In stock
$45.00
$149.99
$45.00
Color: Charcoal Heather
Size: 2X
Subtotal: $45.00
Size guide
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Description

Our fan-favorite Women's Classic Thermal Merino Base Layer Crew offers the unmatched warmth, comfort, and performance of Merino wool, and is now available in additional sizes.

This women's base layer top features a flatlock seam construction designed to minimize chafing, a crew neck with raglan sleeves , and a body-enhancing fit . So comfortable and powerful, it might just be your new go-to.

• Our slim fit is intended to follow the contours of the body
• 100% Merino wool fabric made with an interlock knit for enhanced comfort, breathability, thermoregulation, and odor resistance
• Back body seam wraps to front for body-enhancing fit
• Crew neck with raglan sleeves
• Flatlock seam construction designed to minimize chafing
• 100% Merino Wool. Exclusive of Decoration.

Care
• Machine Wash Warm Gentle Cycle.
• Wash With Like Colors. Do Not Bleach.
• Tumble Dry. Low Cool Iron As Needed.
• Do Not Iron Decoration. Do Not Dry Clean.
Classic Thermal Merino Base Layer Crew Plus Boxed - Women's

Classic Thermal Merino Base Layer Crew Plus Boxed - Women's

$149.99 $45.00
Classic Thermal Merino Base Layer Crew Plus Boxed - Women's
Classic Thermal Merino Base Layer Crew Plus Boxed - Women's
Classic Thermal Merino Base Layer Crew Plus Boxed - Women's
Classic Thermal Merino Base Layer Crew Plus Boxed - Women's
Classic Thermal Merino Base Layer Crew Plus Boxed - Women's
Classic Thermal Merino Base Layer Crew Plus Boxed - Women's

Classic Thermal Merino Base Layer Crew Plus Boxed - Women's

$149.99 $45.00
Color: Charcoal Heather
Size: 2X
Size chart
Altitude Sports Outlet — Size Guide

Size Guide

All measurements in inches (in) and pounds (lb). Built for the trail, fitted for you.

Men's Tops & Jackets

Chest: measure around the fullest part. Sleeve: from center back neck to wrist.

Size Chest (in) Waist (in) Sleeve (in)
S 36–38 29–31 32–33
M 39–41 32–34 33–34
L 42–44 35–37 34–35
XL 45–48 38–41 35–36
XXL 49–52 42–45 36–37
Women's Tops & Jackets

Bust: measure around the fullest part. Sleeve: from shoulder seam to wrist.

Size Bust (in) Waist (in) Sleeve (in)
XS 31–32 24–25 30–31
S 33–35 26–27 31–32
M 36–37 28–30 32–33
L 38–40 31–33 33–34
XL 41–43 34–36 34–35
Men's Bottoms (Hiking Pants / Shorts)

Waist: measure around natural waistline. Inseam: from crotch to ankle.

Size Waist (in) Hip (in) Inseam (in)
28 28–29 35–36 30–32
30 30–31 37–38 30–32
32 32–33 39–40 31–33
34 34–35 41–42 31–33
36 36–37 43–44 32–34
38 38–39 45–46 32–34
Women's Bottoms (Hiking Pants / Leggings)

Waist: measure around natural waist. Inseam: from crotch to desired length.

Size Waist (in) Hip (in) Inseam (in)
XS (0–2) 24–25 34–35 29–30
S (4–6) 26–27 36–37 29–30
M (8–10) 28–30 38–40 30–31
L (12–14) 31–33 41–43 30–31
XL (16) 34–36 44–46 31–32
Men's & Women's Shoes (Running / Hiking / Trail)

Foot length: measure heel to longest toe. For hiking boots, size up ½ size.

US Men US Women Foot Length (in) EU
7 8.5 9.6–9.8 40
8 9.5 10.0–10.2 41
9 10.5 10.4–10.6 42
10 11.5 10.8–11.0 43
11 12.5 11.2–11.4 44
12 13.5 11.6–11.8 45
13 — 12.0–12.2 46
Kids' Shoes (Running / Hiking)

Foot length: measure heel to longest toe. Kids grow fast—size up for growing room.

US Kids Foot Length (in) EU
10 6.5–6.7 27
11 6.8–7.0 28
12 7.1–7.3 29
13 7.4–7.6 31
1 7.7–7.9 32
2 8.0–8.2 33
3 8.3–8.5 34
4 8.6–8.8 35
5 8.9–9.1 36
6 9.2–9.4 37
Backpacks (Daypack / Hiking / Camping)

Torso length: measure from C7 vertebra (base of neck) to top of hip bones.

Size Torso Length (in) Capacity (L) Best For
XS / S 15–17 20–35 Day hikes / kids
M 17–19 35–55 Weekend trips
L / XL 19–21 55–75 Multi-day / thru-hikes
Sleeping Bags

User height: measured flat on back. Temperature ratings are guidelines—layer up in cold.

Size User Height (in) Shoulder Girth (in) Temp Rating (°F)
Regular up to 72 60–62 20°F / -6°C
Long up to 78 62–64 20°F / -6°C
Double up to 72 (each) — 30°F / -1°C
Tents (Camping / Backpacking)

Capacity is based on average adult sleepers. Size up for extra gear or pets.

Capacity Floor Area (sq ft) Peak Height (in) Best For
1-Person 15–20 36–40 Solo backpacking
2-Person 25–32 40–44 Couples / duo trips
3-Person 35–45 44–48 Small family
4-Person 50–65 48–56 Family / basecamp
6-Person 75–95 56–68 Group / car camping
Cycling Helmets

Head circumference: measure around forehead, just above eyebrows.

Size Head Circumference (in) Head Circumference (cm)
XS/S 20.0–21.5 51–55
M 21.5–23.0 55–59
L/XL 23.0–24.5 59–63
How to measure. Use a soft tape measure over light clothing. For the most accurate fit, measure twice and compare to the table above.
Between sizes? For tops and jackets, size up if you plan to layer. For hiking boots and trail shoes, size up ½ size to accommodate thicker socks.
Still unsure? Our gear is backed by a 60-day free return policy—find your fit risk-free. Contact support@altitude-sportshub.it.com and we'll help you nail it.

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