3T surgical adhesive dressing has strong stickiness, it can fix the infusion needle、catheter on puncture place . Not hurt skin and without remainder while striping it away. It can prevent the puncture place from infecting. It?s a new material to be used to fix the infusion needle on puncture place. Type The material is made of breathable membrane or breathable non-woven fabrics in one piece or three pieces. So it can meet the user?s requirements. Sterile It is sterilized by Ethylene oxide. Period of validity: 2 years.