The water pocket is made of an polyethylene-aluminium-polyester laminate and contains a small volume of sterile water
The sterile package is made of medical grade PE/polyethylene
The catheter tubing and conncetor is made of medical grade PVC/poly(vinyl chloride)
The catheter is coated with a hydrophilic layer consisting of PVP/ poly(vinyl pyrrolidone) and sodium chloride/NaCl