Investigation to Evaluate the Efficacy and Safety of Exufiber Versus Aquacel Extra in Moderately or Strongly Exuding Venous and Mixed Ulcers of Predominantly Venous Origin

Inclusion Criteria: 1. Provision of informed consent i.e. subject must be able to understand and sign the Patient Information and Consent Form 2. Both gender ≥18 years old 3. Ulcer moderately or strongly exudative justifying the use of an absorbent dressing 4. (History of compression at least two weeks before inclusion) Deleted in Am.2 5. (Wound covered with slough ≥70%) Deleted in Am.4 6. 0.7≤ABPI\<1.3 7. Ulcer duration 6 weeks to 60 months 8. Ulcer size 3 cm2-100 cm2 9. Target ulcer at least 3 cm away from any other lesion Exclusion Criteria: 1. Known allergy/hypersensitivity to the dressings 2. Pregnant or breastfeeding 3. Circumferential wounds (the entire wound should be able to be captured on a single image/photo) 4. Subjects who will have problems following the protocol 5. Subjects included in other ongoing clinical investigation evaluating wound dressings at present or during the past 30 days 6. Patient with a systemic infection not controlled by suitable antibiotic treatment 7. Clinically infected wound according to the judgement of the investigator (heat, pain, swelling, redness or purulent secretion) 8. Wound covered with black necrosis 9. Dry wounds 10. Malignant wound degeneration 11. Current treatment with radiotherapy, chemotherapy, immunosuppressant drugs or high doses of oral corticosteroids if any 12. Subject with deep vein thrombosis within 3 months prior to inclusion