Osmo Sigma Helmet - Unisex
Osmo Sigma Helmet - Unisex
Osmo Sigma Helmet - Unisex
Osmo Sigma Helmet - Unisex
Osmo Sigma Helmet - Unisex
Osmo Sigma Helmet - Unisex
Osmo Sigma Helmet - Unisex
Osmo Sigma Helmet - Unisex
Osmo Sigma Helmet - Unisex
Osmo Sigma Helmet - Unisex
Osmo Sigma Helmet - Unisex
Osmo Sigma Helmet - Unisex
Osmo Sigma Helmet - Unisex
Osmo Sigma Helmet - Unisex
Osmo Sigma Helmet - Unisex
Osmo Sigma Helmet - Unisex
Osmo Sigma Helmet - Unisex
Osmo Sigma Helmet - Unisex

Osmo Sigma Helmet - Unisex

Seamlessly blending comfort, convenience and style.Salomon’s low-profile, all-in-one Osmo Sigma™ visor helmet is partly made with recycled...
Availability: In stock
$90.00
$299.99
$90.00
Color: Rainy Day
Size: S
Subtotal: $90.00
Size guide
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Description
Seamlessly blending comfort, convenience and style.

Salomon’s low-profile, all-in-one Osmo Sigma™ visor helmet is partly made with recycled materials. The recycled EPS, PC shell, and straps, are complemented by a color-amplifying Sigma™ visor that fits effortlessly over glasses, and a Custom Dial V that makes it easy to fine-tune the helmet's fit.

Features
• Oval fit
• Best for: Light
• Helmet Visor
• Prescription Glasses Compatibility
• Sigma™: Enhances contrasts
• Ventilation Level: High
• Visor travel pouch
• Helmet bag
• 3D earpads
• Custom Dial V: Our quick, easy and effective Custom Dial adjustment system got an upgrade so you can now adjust the fit vertically too
• MaxFit Construction: This completely redesigned V-shaped ear pad construction immediately ensures a perfectly snug and comfortable instant fit
• Lens Interchangeability: Interchangeable lens system
• Alpine CE-EN1077/ASTM F-2040: Certified organizations which are accredited to test and certify products to European(CE)and US(ASTM)safety norms. This product is certified for skiing
• EPS4D: Salomon's patented EPS4D technology maximizes energy absorption and protects from oblique and vertical shocks
• In-mold construction: A lightweight PC shell fused with EPS liner to maximize protection and comfort
• Active ventilation: Allows you to open or close ventilation to modify the airflow and heat exhaust
• Airflow concept: The built-in channels allow an even temperature and constant airflow between your head, your helmet and your goggles(Adjustable airflow on selected styles)
• Removable/washable: For better hygiene-an easy to remove, 100% washable liner
• Adjustable, all-day fit: The Custom Dial V provides precise and effortless adjustments for a perfect fit to your head, while the MaxFit construction ensure lasting comfort and better hearing
• More color contrast: The Sigma™ visor amplifies color contrast, offers a wide field of vision, and fits perfectly even when worn over optical glasses
• Partly made with recycled materials: This helmet features: 100% recycled liner(Except inner foam)and strap, 98% recycled PC shell, 97% recycled buckle, 50% recycled EPS core

Specifications
• Weight per unit: 540g/1lbs 3oz
Lens: Sigma Poppy Red
• Filtration Color: Pink Red
• Visible Light Transmission(VLT): 21 PC
• Weather Condition: Partly cloudy-Cat. 2
• Coating: Multilayer
Osmo Sigma Helmet - Unisex

Osmo Sigma Helmet - Unisex

$299.99 $90.00
Osmo Sigma Helmet - Unisex
Osmo Sigma Helmet - Unisex
Osmo Sigma Helmet - Unisex
Osmo Sigma Helmet - Unisex
Osmo Sigma Helmet - Unisex
Osmo Sigma Helmet - Unisex
Osmo Sigma Helmet - Unisex
Osmo Sigma Helmet - Unisex
Osmo Sigma Helmet - Unisex

Osmo Sigma Helmet - Unisex

$299.99 $90.00
Color: Rainy Day
Size: S
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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