Hiking Shirts,Tops & Base Layers

Part of Columbia’s Insect Shield Collection, this cool, hooded base layer is for wearing while walking, backpacking, camping and traveling in warm conditions

The Freelight Polartec Power Grid Crew is an ultralight mid-layer with a relaxed fit and an impressive warmth-to-weight ratio

Part of Columbia’s Insect Shield Collection, this lightweight, long-sleeved collared shirt is ideal for summer walking, backpacking, camping and tropical travel

This excellent Helly Hansen top for hiking and running combines a comfortable fit with top-tier breathability and reliable moisture-wicking capability, so you can shed sweat while you move

Adventure-ready boxer briefs so breathable they’re barely there

Ultra lightweight and mountain-ready, this base layer is part of a smart ensemble designed for skyscraping escapades, but works well as a stand-alone top

This high-performing first layer is made from 100% recycled material and ready for adventure