Convatec Carboflex Odor Control Wound Care Dressing 4 x 4Carboflex Odor Control Dressing is a sterile, non adhesive dressing with an absorbent wound contact layer (containing alginate and hydrocolloid), an activated charcoal central pad and a smoothe, water resistant top layer. Size: 4 x 4 Convatec number 403202 Carboflex Odor Control Dressing Indications Used to manage Acute and Chronic Wounds Primary dressing for shallow wounds Secondary dressing over wound fillers for deeper wounds Used on infected