Glasses mirror helps increase awareness of your surroundings while cycling. It makes it easier to spot vehicles, such as cars or taxis, approaching too closely, or cyclists attempting to overtake. This bike mirror offers a wide-angle, high-definition view and is fully adjustable to suit your preferred viewing angle.360-degree adjustable rotation: Easily adjust the mirror angle based on your riding position and environment. Provides a broad, clear, and uninterrupted rear view when riding outdoors.Enhanced safety: The mirror can be mounted on compatible eyewear or helmets to improve situational awareness. Helps identify nearby traffic movements, supporting safer cycling.Ultra-lightweight design: Weighs only 12 grams, making it lightweight and unobtrusive, ideal for long-distance rides without added discomfort.Universal fit: Designed to fit most standard cycling sunglasses and goggles. Mirror dimensions: 92 x 41 x 30 mm (3.62 x 1.61 x 1.18 inches), providing an extended rear view for improved safety.Durable construction: Made from high-quality acrylic and reflective mirror materials with a sturdy, impact-resistant frame.Specifications: 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 monitor displays and lighting, the actual color may vary slightly from the images. 2. Please allow a slight measurement variation of 0.12 cm due to manual measurement.