A strong phosphorescent non-slip tape which glows in the dark. Tenacious adhesive. Ideal for marking the edges of get off treads. Often used on boat decks. Specification Colour: Luminous Yellow/GreenWidth: 25 mm [1 "] or 50 mm [2"]Roll Length: 18.5 m Technical Details:Adhesion to steel: 5.78 N/10 mmElongation at break: 25 %Tensile strength: 23 N/10 mm