This vest has reflective stripes as well as velcro strips fasteners at neck and chest. The motto is: security due to visibility. Humans and animals are protected as other road users will be aware of them in time. The yellow signal colour as well as the reflective stripes can be seen from a quite long distance at night or at dusk or dawn. This vest is machine washable up to 30°c. Large: collar size: 48 - 62 cm / chest measurements: 64 - 81 cm.