Material: plastic， glassColor: Green， Transparen， RedLens diameter: one is 3.4cm， the other is 4.2cmMagnification: 3 * MagnifierSize: 2.36 * 3.07 inch / 6 * 7.8cm/(Dia * H)Features:1. This magnifier is excellent for any application where magnification is needed2. It's insect observer magnifier3. It's also a close gift for the kids4. The kids can carefully observe insect every move Package:1 * 3X Two Lens Insect Magnifier