1. Made of high quality material, durable and useful. 2. Vertical shooting more comfortable. 3. Same hold feeling as original grip. 4. Ergonomics design, operating comfortably. 5. Engineering plastic body and passed the drop test. 6. PU anti-scratch surface dealing. 7. Design with 1/4 inch standard screw hole, made of steady and precise 1/4 inch standard screw. 8. Compatible with Nikon D7100 / D7200 Digital SLR Camera.