(1) A New Generation of PVA Sponge
▪ No material blockage, smooth drainage
▪ No starch residue, no yellowing, no mildew
(2) More Effective Sucking Disc
▪ Structure design based on fluid dynamics, reducing blockrisk.
▪ Ensure even distribution of negative pressure to every outercavity, which can be monitored real-time.
(3) Biocompatible Polymer SemipermeableMembrane
▪ Betterisolation from bacteria.
▪ Hypoallergenic and non-irritant.
▪ More air permeability and more comfortable.