Smooth Surface All Silicone/Silicon Hsg Catheter with Stylet. Medical Grade Silicone: Made from 100% medical-grade silicone for safety and biocompatibility. Smooth Seamless Design: Balloon and tube seamlessly fused for a smooth, transparent surface. Enhanced Rigidity: Equipped with a strong guide wire to facilitate easy insertion. Ethylene Oxide Sterilization: All products are sterilized via EO before packaging. OEM/ODM Support: Customization accepted based on specific order terms and samples. Comprehensive Certifications: Holds CE, ISO 13485, CFDA, ISO13845, and GMP certifications. 12-Month Warranty: 12 months quality guarantee from loading date with technical support. Flexible Packaging: Carton box with secure packing; plywood support optional.