High Level Safety Silicone Hsg Catheter for Easy Insertion in The Obstetrics Operation. 100% Medical Silicone: Made from 100% medical grade silicone for safety and biocompatibility. Smooth Melted Design: Balloon and tube are melt together with a very smooth, transparent surface. Strong Guide Wire: Equipped with strong guide wire to strengthen hardness and ease insertion. EO Sterilized: All medical disposables are packaged before EO sterilization for immediate use. Multiple Certifications: CE, ISO 13485, FDA, LGA, and FSC certificates available for most models. OEM/ODM Accepted: Customization from samples, designs, or full customization is supported. 14-Month Warranty: 14 months quality guarantee provided with ongoing technical support. Free Samples: Free samples available, with shipment cost borne by the customer.