There's this one virtue of Island dressings that makes theses bandages unique they are self adhesive! The 'island' part in the middle contains the absorbent dressing. They absorb the moderate and light JJ CARE [Pack of 50] Waterproof Adhesive Island Dressing 4 x 4, Sterile Wound Dressing, Breathable Bordered Gauze Pads, Individually Wrapped, Latex Amazon.com: 10 Pcs Waterproof Adhesive Island Dressing 4"x14" for Post Knee Replacement Hip Surgery Shower Protector Bandage Extra Long Surgical Incision Wounds Cover Breathable Bordered Gauze : Health & Household Island Dressing Sterile Infection Protection Vive Health Island Dressing Sterile Infection Protection Vive Health