Julbo | Slack Cover - Army / Gray with Spectron 4 Polarized HD lens

Slack was already a vibe, but Slack Cover takes it up a notch-or a few thousand feet. These lightweight, super-comfy sunglasses have removable side and bridge shields that transform them from retro-cool to summit-ready in seconds. The bold double-bridge design keeps you looking sharp, while the SPECTRON HD Polarized lens option boosts contrast, amps up color, and cuts eye strain, so you're comfortable all day long. Whether you're hitting high-altitude trails or just rocking the vintage look, Slack Cover has your back-and your eyes.

Specs & Features
Removable Protection: Easily customize your Slack with removable bridge and side shields making them the most protective and customizable sunglasses on the market.
Grip Tech Temples: Soft, rubberized temples offer comfort and perfect grip.
Curved Temples: Ergonomic profile is comfortable on the face and grips the head.
Bio-Sourced Rilsan: Made with materials derived from castor beans, this frame is lighter, stronger and more environmentally friendly than frames made of traditional plastic.
100% UV Protection: Julbo lenses block 100% of UV a, b, & c rays.