they have zip vents on the thighs to regulate temperature and a pull cord behind the calves to cinch the cuffs up for easy boot removal

internal zippered chest pocket with custom TPU zipper pulls | Cuff eases layering and removal | Dual hem adjusters

enabling you to remote-manage your heating via smartphone : Thermic Heat Control App

Zip-up pockets keep small items secure

Contents of pack: 3 Foot Protector

Arc'teryx Atom Jacket W Shell Pants they have zip vents onLightweight, versatile Coreloft insulated jacket with air permeable side panels for mid level output activities. Functions as an outer layer or midlayer depending on conditions Light, soft Tyono 20 with DWR finish to repel moisture Resilient Coreloft Compact 60 insulation retains loft Performance stretch fleece side panels give ventilation Mid height collar is insulated and fleece lined, layers well No Slip Zip main opening, zippered hand pockets,