1. Material: rubber, acrylic lens 2. The frame is made of rubber, which is firm and resistant to falling 3. Optical lens, the lens has high transparency and no astigmatism, and the image is clear within the field of view 4. Two-color rubber handle design, non-slip, comfortable grip 5. Dimensions: 50mm: 13.5 x 6.3 x 1.5cm, 65mm: 16.5 x 7.8 x 1.5cm, 75mm: 19 x 8.8 x 1.6cm, 100mm: 22.6 x 11.5 x 2.2cm 6. Weight: 50mm: 56g, 65mm: 87g, 75mm: 113g, 100mm: 193g
