Women's Classic Thermal Merino Base Layer One Piece brand-Sea to Summit Bonus: Make it a set

Bonus: Make it a set with our Sunkissed Shorts for double the good vibes

And reinforced TPU eyelets prevent tearing at connection points and allow the elastomer band to be lighter and stronger

boiling 1 liter of water in 3

Wildfibre 100% organic cotton combines with our legendary attention to every detail for breathable everyday comfort and a premium KUHL fit

Women's Classic Thermal Merino Base Layer One Piece brand-Sea to Summit Bonus: Make it a setMeet the Women's Classic Thermal Merino Base Layer Crew One Piece, which provides a full body layer of warmth. This 100% Merino wool one piece combines the moisture management, temperature regulation, and odor resistance of Merino with the comfort of an interlock knit. Featuring a fully functional fly, a zippered drop seat, set in sleeves, and a flatlock seam to help prevent chafing, this base layer is designed for easy wear and maximum comfort.