Glasses mirror helps increase awareness of your surroundings while cycling. It allows you to easily spot vehicles such as cars or cyclists approaching from behind, enhancing safety during rides. This bike mirror offers a wide-angle, high-definition view and is fully adjustable, enabling you to set it to your preferred angle for optimal visibility. 360-degree adjustable rotation: The mirror can be rotated and adjusted to suit different riding conditions. When mounted on handlebars or eyewear, it provides a broad, clear, and uninterrupted rear view. Safe cycling: The mirror can be installed on glasses or helmets to help monitor traffic behind you. It improves situational awareness, making it easier to detect potential hazards like close-following vehicles or sudden overtaking attempts. Ultra-lightweight: Weighing only 12 grams, this compact mirror adds no extra burden, making it ideal for long-distance rides. Compatible with most cycling goggles. Dimensions: 92 x 41 x 30 mm (3.62 x 1.61 x 1.18 inches), providing an extended rear view to support safer cycling. Materials: Constructed from durable acrylic and mirror materials with a sturdy, impact-resistant frame. Product name: Glasses bracket rearview mirror Material: Acrylic Size: 92 x 30 x 41 mm Color: As shown in the image Package Included: 1 x Glasses bracket rearview mirror Notes: 1. Due to differences in monitors and lighting, the actual color may vary slightly from the images. 2. Please allow 0.1–2 cm variation due to manual measurement.