Outdoor Research ActiveIce Spectrum Sun Mens Short Sleeve T-Shirt Brand_Source new highly abrasion resistant lining

new highly abrasion resistant lining and a ultra grippy FriXion Blue compound tread

Designed with an efficient drawcord sealing mechanism for when you're not climbing

Certified for sports (EN12275) and industrial (EN362) use

it provides excellent impact absorption

while kickstand vents maximize airflow

Outdoor Research ActiveIce Spectrum Sun Mens Short Sleeve T-Shirt Brand_Source new highly abrasion resistant liningThe ActiveIce Spectrum Sun Long Sleeve Tee is built with thermoregulating ActiveIce technology and bluesign approved materials, perfect for keeping body temperature in check while hiking, backpacking, climbing, or setting up camp. This tee is built with an ultra comfortable, breathable, and quick drying polyester blend treated with our proprietary ActiveIce technology. ActiveIce reacts to your body's rising temperature by cooling down your core,