The Clip On Night Driving Glasses Yellow C3 Baby Rectangular Clip On Flip Up Glasses are clip ons specially designed to fit your eyeglasses and provide the comfort and safety for your eyes. These night driving and hunting glasses feature yellow lenses, which increase contrast and are suited for low light visibility, overcast and dark conditions. Plus, they feature a coating system that protects your lenses and are highly scratch resistant. They are durable, lightweight, and also provide 100% UV-400 protection. In addition, the Clip On Night Driving Glasses Yellow C4 Baby Rectangular Clip On Flip Up Sunglasses offer the convenience of flipping them up or down while hunting or driving, with patented flip up all metal mechanisms that are virtually unbreakable. Yellow lenses are recommended to be used during the night because they help to reduce the glare of the headlights of oncoming vehicles or any other bright light coming towards your face.