Conditions change quickly and without warning when you're in the mountains. Luckily, the Dragon X2 Polarized Goggles have your back no matter what the day brings. Frameless lens technology with Swiftlock makes swapping your lenses quicker, easier, and more secure than ever before, so you're not caught off guard when the sky goes from sunny to snowing in a matter of minutes. Armored frame ventilation and Super Anti-Fog coating to keep things clear. The large field of vision lets you spot your line with precision, and the polarized lens eliminates glare so you're not blinded during sunny park laps. Proposition 65 Warning for California Consumers: This product contains chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm.