Complies with EN ISO20471:2013 specification. Visibile and reflective in the dark. 5cm wide. Compliant to EN ISO20471:2013. Visibile and reflective in the dark. 5cm width; one simple heat-seal operation to apply (160-190° for 10-20 seconds); hardwearing and weather proof; washable at 60°; 25 wash cycles; not recommended for nylon or fabric treated with a durable water repellent finish. Easy application to T-shirts, Polos etc.