Ruschelit® PVC. 2 eyes, oral. Marked with recommended tube size for patient age. X-ray opaque line. Graduated. Single use. Uncuffed. For improved surgical access. Designed to reduce kinking of the tube by incorporating a preformed curvature. Thermosensitive Ruschelit® PVC adapts to the anatomical situation at body temperature. AGT Tubes without cuff have two staggered eyes.