Outdoor Research ActiveIce Spectrum Sun Womens Plus Hooded Top TX5 NEMO's super-efficient Vortex™ pump sack

NEMO's super-efficient Vortex™ pump sack works seamlessly with their Laylow™ zero-profile

with a touch of LYCRA® for stretch

Our signature webbed belt lets you adjust the fit for a secure feel

but also generates heat to ensure the perfect temperature of the feet

Outdoor Research ActiveIce Spectrum Sun Womens Plus Hooded Top TX5 NEMO's super-efficient Vortex™ pump sackBest selling ActiveIce technology works more efficiently and effectively than ever before. Our 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