an ultra-thin lamp body and an energy source worn in the rear

The jacket features a fleece-lined collar

without overcorrecting your gait

Breathable from perforated side panels to aid air flow and keep your head cool

the headlamp is balanced and comfortable enough to be imperceptible

Petzl IKO® Core Headlamp Pillar Performance an ultra-thin lamp body andThe Petzl IKO CORE headlamp is a lightweight, ergonomic, rechargeable headlamp providing 500 lumens of brightness and weighing just 79 grams. Featuring an AIRFIT headband, an ultra thin lamp body and an energy source worn in the rear, the headlamp is balanced and comfortable enough to be imperceptible. There are three white lighting levels: MAX BURN TIME, STANDARD (better power burn time balance), and MAX POWER. The headlamp can also be worn around