360-degree rotatable: Easily adjust the field of view with full 360-degree rotation to ensure a safe driving experience and the best viewing angle in different situations. Durable construction: Rugged housing with rubber and glass mirror provides clear visibility and high durability; deformation-resistant for long-lasting performance. Wind resistance: Adjustable design and an extended rubber strap add stability, delivering secure installation and strong wind resistance for a smooth drive at high speeds. Easy installation: Clamp on quickly and adjust the rubber strap to the most suitable length for a secure fit; no special tools required. Use scenarios: - Towing a trailer or caravan: maintains rear visibility for safer lane changes on highways. - Reversing with a tow setup: helps monitor blind spots and maneuver in tight spaces. - High-speed driving with wide loads: stable side view that remains clear at highway speeds.