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The facts at a glance
Outdoor Research Men's Activeice Spectrum Sun Long Sleeve Tee
The ActiveIce Spectrum Sun Long Sleeve Tee from Outdoor Research is the perfect companion for anyone who wants to enjoy their outdoor adventures to the fullest. Whether you’re hiking, trekking, climbing, or camping—this long-sleeve shirt ensures you always stay cool and comfortable. Thanks to innovative ActiveIce™ technology, the shirt regulates your body temperature and dries quickly, so you won’t break a sweat even during intense activities.
Made from a sustainable, recycled polyester blend, this shirt offers not only breathability but also exceptional comfort. The UPF 50+ protection ensures that you’re well protected even in strong sunlight. The thumbholes and abrasion-resistant design guarantee an optimal fit and freedom of movement, while the side slits at the hem provide additional flexibility.
Another highlight is the inner loop in the center of the back, which makes it easier to hang the shirt up. The logo, updated in 2025, underscores the modern look of this functional shirt. Whether you’re planning your next mountain hike or just want to spend a day in nature, the ActiveIce Spectrum Sun Long Sleeve Tee is the ideal choice for any outdoor enthusiast.
Made from a sustainable, recycled polyester blend, this shirt offers not only breathability but also exceptional comfort. The UPF 50+ protection ensures that you’re well protected even in strong sunlight. The thumbholes and abrasion-resistant design guarantee an optimal fit and freedom of movement, while the side slits at the hem provide additional flexibility.
Another highlight is the inner loop in the center of the back, which makes it easier to hang the shirt up. The logo, updated in 2025, underscores the modern look of this functional shirt. Whether you’re planning your next mountain hike or just want to spend a day in nature, the ActiveIce Spectrum Sun Long Sleeve Tee is the ideal choice for any outdoor enthusiast.
Product details
- Made for:
- Men
- Optimal for:
-
- Hiking
- Trekking (longer tours)
- Climbing
- Camping
- Work
- Sleeves:
-
- Thumb loop on the sleeves
- Back length:
- 71 cm (medium size)
- Breathability:
-
- 3 g/m2/24h (MVTR)
- Sustainability:
- bluesignu00ae Approved Materials
- Fit:
- Standard Fit
- Features:
-
- Breathable
- Scrub free design with dynamic range
- Inner loop in the middle of the back
- Side slits at hem for better freedom of movement
- Thumbholes
- Movement mirroring stretch
- Fast drying
- Recycled polyester
- Thermoregulating cooling ActiveIce™ treatment
- UPF 50+
- Wick
- 2025 Updated logo
- Interior Center Back Locker Loop
- Materials:
- 94% polyester, 6% elastane
Care instructions
- Machine wash cold with like colors
- Do not bleach
- Tumble dry on a low setting or line dry in the shade
- Do not iron
- Do not dry clean
- Do not use fabric softener
Summary
| Gender: | Men |
| Activity: | Camping, Climb & Boulder, Hiking, Leisure, Trekking, Urban & Work |
| Features (Jackets): | Thumb loops |
| Characteristics: | breathable, moisture wicking, quick drying, stretchable, UV protection |
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How to choose the right size
Sizes are given in INT sizes on the article's page
|
INT
|
XS
|
S
|
M
|
L
|
XL
|
XXL
|
XXXL
|
|
Chest(cm)
|
85-91
|
91-98
|
98-105
|
105-113
|
113-122
|
122-132
|
132-142
|
|
Waist(cm)
|
67-74
|
74-80
|
80-88
|
88-95
|
95-105
|
105-116
|
107-119
|
|
Hips(cm)
|
83-89
|
89-95
|
95-103
|
103-110
|
110-117
|
117-126
|
126-135
|
|
Center back sleeve(cm)
|
76
|
79
|
81
|
84
|
86
|
89
|
91
|
Sizes are given in INT sizes on the article's page
|
INT
|
XS
|
S
|
M
|
L
|
XL
|
XXL
|
XXXL
|
|
Chest(cm)
|
85-91
|
91-98
|
98-105
|
105-113
|
113-122
|
122-132
|
132-142
|
|
Waist(cm)
|
67-74
|
74-80
|
80-88
|
88-95
|
95-105
|
105-116
|
107-119
|
|
Hips(cm)
|
83-89
|
89-95
|
95-103
|
103-110
|
110-117
|
117-126
|
126-135
|
|
Center back sleeve(cm)
|
76
|
79
|
81
|
84
|
86
|
89
|
91
|
How to measure
- 1. Chest:Measure the circumference at the widest part of the chest (under the armpits)
- 2. Waist:Measured the waist circumference below the navel. The measuring tape should not constrict the belly keeping the tape horizontal around the body.
- 3. Hips:Measure the hips circumference at the fullest part of the seat keeping the tape horizontal around the body.
- 4. Center back sleeve:Measure straight from centre back neck to shoulder point, and from shoulder point to wrist with the arm in a relaxed position.