1.Item Name : vaginal speculum, vaginal specula,vaginal dilator. 2.Types: lateral / side screw type. 3.Sizes: S,M,L.( In compliance with international standrad ) 4.Material: polystyrene ( short for :PS ) 5.Packing : 1 pcs/bag,100 bags/carton.We have three types of bag for our customers choice.They are polyethylene bag (PE bag),polypropylene bag (PP bag),and paper-plastic bag. The carton size is :52*39*32 cm 6.Function:They are widely used for vaginal examination and treatment. 7.Instruction of use: Before use, the users must read the usage manual, and then take the speculum, push the duckbill of speculum which is closed into the vagina slowly. Open the duckbill of speculum according to the demand, fix the nut of the speculum, then it can be used in checking and treatment gynecology disease. After all, loose the nut of the speculum, take the duckbill of speculum out of the vagina slowly. Caution: 稵he speculum is for single use only and must be destroyed after use .Reuse is prohibited. 稴terilization guaranteed if package unopened. Use the speculum immediately after opened. 稴tored in a cool and dry place. 8.Sterilization: Our factory has sterilization chamber . By EO gas. nontoxic 9.Service : OEM service is available. 10.usage custom: (1)later type : often used in Europe,Southeast Asia and some Africa countries and so on. (2)push type : often used in Usa,Canada and Latin America and so on. (3)central screw type : often used in middle-east,UK ,Italy and so on. (4)fastener type : often used in France ,Poland and so on.