Waterproof/bacteria barrier provides evaporation of excess moisture and a barrier against viral/bacterial penetration and allows showering and bathing.. Soft absorbent foam pad enhances comfort and absorbs excess fluid.. Locks in wound exudate. Gentle silicone border is designed to adhere to surrounding skin, not to the wound bed.. Skin-friendly adhesive supports simple application and removal.. Demonstrated low potential for dermal irritation or allergic contact sensitization. 4 x 4 inches.