Reactor Lightweight Liner Regular Size:Regular 100% recycled knit upper

100% recycled knit upper

Main fabric 2: Recycled 600 D 82T polyester

Whether you're running

5cm / OSFM: 58

The Birkenstock Women's Franca Sandal gets a fresh update with a hand-braided oiled leather upper that develops a rich patina over time

Reactor Lightweight Liner Regular Size:Regular 100% recycled knit upperOptimized for minimal weight and maximum warmth, the Reactor Lightweight enhances sleep system performance with advanced Thermolite Pro fabric, which uses infrared absorbing ceramic pigments and hollow core fibers to trap body heat. Adding up to 4C 7F of warmth with minimal bulk, its ideal for ultralight expeditions. Stretch knit fabric and articulated arm openings ensure unrestricted mobility. Treated with HeiQ Fresh odor control, its quick drying,