Product Description: 1. Item Name: l speculum, l specula, l dilator.
2. Types:Middle screw type.
3. Sizes:Large(In compliance with international standrad)
4. Material: Polystyrene
5. Packing: 1 PCS/bag. We have several types of bag for our customers choice.
6. Function: They are widely used for l examination and treatment.
Photo from Shanghai Allcan Medical Co, from Shanghai China