Intubation tubes with low-pressure cuff, shaped, south

Intubation tubes with low-pressure cuff, shaped, south, provides a great comfort during intubation and insertion of the tube. Tubes with depth marker in the form of one crescent on the tube.
Minimum 2 tube size indicators on the body, scaled every 1 cm, x-ray line along the entire length of the tube, blue control balloon with size indicator, sterile, available in sizes from 3.0 to 10.0 (size selection every half).