Outdoor Research ActiveIce Spectrum Sun Mens Short Sleeve T-Shirt Colour:Galaxy Stretch 'Zion' performance woven with

Stretch 'Zion' performance woven with durable water repellent (DWR) finish

With the use of Oeko-Tex certified fabrics with PFC-free impregnation on the outer fabric and the RDS-certified down

The AI Coach gives feedback to keep your workouts on track

the EXPRESS quickdraw sling is the perfect shape to grab with your hand

Outdoor Research ActiveIce Spectrum Sun Mens Short Sleeve T-Shirt Colour:Galaxy Stretch 'Zion' performance woven withActiveIce technology works more efficiently and effectively than ever before. Proprietary self cooling technology now reacts to increases in your body temperature by dynamically cooling you faster when you need it most. A special additive drives this cooling process via phase changes, which keeps the wicking, breathable, and quick drying ActiveIce technology the ideal solution for anyone who spends serious time in hot, sweaty, sun baked conditions.