Mölnlycke Tubifast Yellow Line 2-Way Stretch Tubular Bandage 10.75cm x 5m REF 3557. Mölnlycke Tubifast Yellow Line 2-Way Stretch Tubular Bandage – 10.75cm x 5m. Range: Tubifast. REF: 3557. Ideal for dressing retention and skin covering where a flexible tubular bandage is required.