What you get - 2 bicycle mirrors that give you a clear view of the road behind, helping to avoid potential accidents and improve safety while cycling. The rear view mirror is about 7 cm long and 5 cm wide. Please confirm the size before purchasing. 360° rotation - The mirror can be rotated 360 degrees for quick and easy adjustment to achieve a better view and safety. When not in use, the lens can be closed and stored to protect from scratches and wear. Quality material - Made from a durable convex acrylic mirror with ABS and PVC parts. It is waterproof and built to last, remaining clear in strong sunlight and heavy rain for reliable rear visibility. Tool-free installation - Easy to install with an adjustable rubber buckle strap. Fits handlebars with a diameter of 15-35 mm. No tools required; simply snap the assembly with the rubber band.