Reactor Lightweight Liner Regular Size:Regular 5cm / OSFM: 58

5cm / OSFM: 58

Ultra Soft Feel

Whether you're running

Built to fit beginning ballplayers' & pre-teen ballplayers' hands

V-back seamless strap with moderate back coverage included

Reactor Lightweight Liner Regular Size:Regular 5cm / OSFM: 58Optimized 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,