Smartwool Women's Intraknit Thermal Max Merino Base Layer 1/4 Zip Size:M D3O® back insert is removable

D3O® back insert is removable for easy washing

Navy Fabric: HydroBlock® Pro 45% Repreve Polyester

Textured palm and finger area for enhanced grip

Insulation: 40gm Pant

crafted in a cozy ribbed knit fabric

Smartwool Women's Intraknit Thermal Max Merino Base Layer 1/4 Zip Size:M D3O® back insert is removableOur Women's Intraknit Thermal Max Merino Base Layer 1 4 Zip. This bulk free, 100% Merino wool thermal layer brings a new dimension to active winter wear. With seamlessly integrated insulation and ventilation, perfectly articulated flex zones, and Merino wool comfort, it'll be the first thing you grab when you need a warmer layer for your high intensity, cold weather adventures. Fit: Slim Our slim fit is intended to follow the contours of the body