What if the sun's warmth could keep your hands toasty on a cold winter day? Helping you brave the chill, Solarsphere insulation, combined with Heatlock technology, absorbs and converts UV rays into heat, adding about 10? F of comfort without increasing bulk. Surrounding this, ripstop material adds an extra level of sturdiness, and touchscreen capabilities let you use a smartphone or GPS throughout the season.. . Insulation: 3g Solarsphere + 80g HeatLock??. Solarsphere technology absorbs the sunlight and, holding onto it, warms your hands by up to 10? F. Lining: Bemberg. Shell: RipStop. Palm: Hyperlite?? Tri-Laminate with Silicone Print. Conductive Tech Hide. Together, these components let you use any touchscreen device without removing the gloves. Features: Form Fitting Lycra Cuff.. Imported.