Tera Size:One Size MacOS: Bluetooth enabled or pair

MacOS: Bluetooth enabled or pair with ANT+ dongle

Single clamp design

A new fastening system

Insulation: Removable 9mm ThermoPlus InnerBoot

Tera Size:One Size MacOS: Bluetooth enabled or pairA classic round silhouette that takes you back to early mountaineering and vintage skiing days. These frames will have you itching to hit the slopes or go explore your local mountain. Polarized Lenses Removable Magnetic Sun Shields Zipper Case Included SuperLight Recycled Frames All Day Comfortable Fit Lifetime Warranty Medium Sized Frame Block 100% UVA UVB UV400 Wavelengths Pass the FDA basic Impact Test Weight: 26. 1 grams Coverage: Maximum Temple