Leukoplast Zinc Oxide Tape Tan - High tensile strength - Waterproof, dirt repellent - Extremely durable - Tearable by hand Leukoplast is a tan-coloured zinc oxide tape is a high tensile strength tape that is both waterproof and dirt repellent, which means it is extremely durable in wet and rough environments. The tape can be torn easily by hand, and is ideal for securing dressings.