* It is made of silicone with good biocompatibility.

* The product is easy to use and has good resilience.

* The suction reservoir has an accurate scale, which is convenient to observe the quality and quantity of the drainage fluid.

* There are four specifications: 100ml, 150ml, 200ml and 400ml.

* High transparency, good resilience, corrosion resistance,weak acid and alkali resistance.

* High pressure resistance, anti-aging, oxidation resistance,non-toxic and non irritating, safe and environmentally friendly.