Outdoor Research ActiveIce Spectrum Sun T-Shirt - Men's

In need of staying cool in the heat? Outdoor Research's ActiveIce Spectrum Sun T-Shirt for men is built to keep your body temperature in check while hiking, backpacking, climbing, or setting up camp. This tee is built with an ultra-comfortable, quick-drying polyester blend treated with OR's ActiveIce technology. ActiveIce reacts to your body's rising temperature by cooling down your core to keep you moving. The chafe-free design, built-in stretch, and UPF 50+ are welcome essentials for long days spent under the sun, delivering comfort and maximum range of motion on techy scrambles or hanging out at camp. Outdoor Research's ActiveIce Spectrum Sun T-Shirt is a warm-weather staple for every outdoor enthusiast.

• UPF rating 50+ sun protection shields you from harmful rays
• Side slits at hem for easy movement
• Interior center back loop for easy hanging
• Chafe-free design for all-day comfort
• Summer 2025 product