Made of plastic and glass material, unique small size and shape design make it more easily to install and more practical because you can use it as these simple large size rear mirror without mirrorbody block the sight. Designed for universal bike including and road bike. Fit with most kind of bike tube. Great for most kind bike, included folding bike, and road bike, etc. Feature - Color: Red. - Material: Plastic+Glass. - Size: 13.7 x 4.3 x 2.5cm. - Made of source material, durable and practical, design. - Fit with most kind of handle tube size bike, such as folding bike, and road bike, etc. - Easy and fast installation. Mini size shape design means it will not block your view area. - Unique rotateable design, make you use it more conviently and freely. - Included an practical mounting wrench, make you install it more easily. - Light weight and practical, great accessories to help you better know about your surroundings to avoid some dangerous or threatening traffic situations. - Warm Tip: Dear buyer, Due to lighting effect, monitor's brightness, manual measurement and etc, there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you! Package list: 2 x Bike Rearview Mirror 1 x Install Use Wrench