A versatile, lightweight mountaineering sunglass, the Dolgan integrates high quality protection and current style. Features removable side shields and two lens choices. Lenses: available with Spectron 3 or Spectron 4 lenses, offering protection in strong sunlight. Protection: removable side shields. HCD Concept: highwrap lens geometry for an extra wide field of vision. In the mountains the Dolgan offers Julbo's renowned protection. Just take off the removable shields and they become sunglasses for everyday wear. The Dolgan is easy to wear and takes you from the wilderness to urban settings in style! Technical features RX: The frame can be equipped with corrective solar lenses. Curved temples: Ergonomic profile to wear sunglasses on face or head Removable Wings: Lateral protection against harsh sunlight Total Coverage: Maximum protection in extreme conditions against harsh sunlight removable and adjustable side shields Lenses SPECTRON 3: Light but with excellent shock resistance, this versatile lens is suitable for all types of sports activities. SPECTRON 4: Light but with excellent shock resistance, this versatile lens is suitable for all types of sports activities. Anti reflective coating: improves visual comfort by eliminating stray reflections. Flash finish: improves visible light filtering with mirror effect lenses. It reflects the rays of light and increases the filter effect. It eliminates the radiation reflected by the outer mirrored surface of the lens.