1) A kind of vaginal speculum with trigger used for vaginal examination.

2) Sizes: large, medium, small.

3) Vaginal speculums with side screw: offten used in European, Southeast Asia and some Africa  countries and Latin America.

4) Vaginal speculum (hook button type): used in Australia.

5) Vaginal speculum with medium screw: used in Southeast Asia.

6) Vaginal speculum press up trigger: used in America and Canada.

7) It can be adjusted at will, with smooth edges from plastic resin-less, apprehension from  patients.

8) It's made of medical polymer materials.

Specification:

Made of medical-grade polystyrene
Type: Side-screw, Middle-screw, French, American, Pull-push, etc.
Size: S/M/L

Picture: