Products Name: Silicone Wound Drainage Tube; Type: Ntwp-3; Size: F8; F10; F12;f15; F18; F20; F22; Features: 1. Made Of Imported Medical Grade Silicone; 2. Excellent Biocompatibility And Blood Compatibility, Low Tissue Reaction; 3. High Degree Of Finish, Good Tensile Strength; 4. High Compressive Strength, Resistance To Flat Deflated; 5. Visual Under X-ray. Applicable Scope: Orthopedics; Breast; Thyroid; Abdominal Operation.