Grip it and rip it and worry not about frosty ears and heat-zapping gusts, Outdoor Research's Sonic Beanie is a full-on wind barrier ideal for under-the-helmet use. Stay warm and cozy beneath WINDSTOPPER Technical Fleece and remain tuned-in with Polartec Wind Pro ear panels that allow audible penetration while still blocking wind.
Features:
- When the wind is whipping, take solace WINDSTOPPER Technical Fleece as it sheds wind while allowing moisture to evaporate from your skin so that you stay warm and dry
- Protect your ears from wind gusts and precipitation with Polartec Wind Pro ear panels treated with a water-resistant Hard Face finish
- Wear it snug and comfy under a helmet or alone; the flat-seam construction doesn't chafe and the segmented crown shapes to your head
- WArm your ears with the comforting soft fleece interior
Specifications:
- Weight: 1.3 ounces
- Fabric: polyester
View Larger 
