1) The 3 in 1 lens is perfect for the iPhone 4 & 4S that includes Fisheye, Wide-angle and Macro lenses in one small, convenient package that easily fits in your pocket.2) The Wide-Angle lens is great for when you need that extra field of view, approximately 0.67X that of the normal iPhone.3) The

1) The 3 in 1 lens is perfect for the iPhone 4 & 4S that includes Fisheye, Wide-angle and Macro lenses in one small, convenient package that easily fits in your pocket.2) The Wide-Angle lens is great for when you need that extra field of view, approximately 0.67X that of the normal iPhone.3) The Fisheye lens captures approximately a 180 Degree field-of-view and produces some striking images4) The Macro lens applies roughly a 10X multiplier and allows you to focus the iPhone within 12-15mm of the subject.5) Size: 37x30x25mm6) Attach and easily remove the lens to the phone.