Police have released more details about a missing man they are becoming “increasingly concerned” about.

Steven Blake, 36, from Abbots Langley, was last seen near Boundary Way, Abbots Langley at 2pm today.

Hertfordshire Constabulary said his family are extremely concerned for his welfare and is appeal to the public to help trace him.

Mr Blake is described as white, around 5 ft 8 inches tall, is of slim build and wears glasses.

When he was last seen he was wearing grey shell suit bottoms, a red t-shirt and black baseball cap.

Detective Sergeant Ian Kirby, from Watford Police Station, who is investigating Steven’s disappearance, said: “We are growing increasingly concerned for Steven’s welfare with each minute that passes. Steven is particularly vulnerable at the moment and I would urge people to keep an eye out for him, or if they have seen him or know of his whereabouts to contact us immediately.”

“Steven, if you see or hear this appeal, please call us or your family and let us know you are safe.”

Anyone with information should contact police on 101 quoting ISR 0333 of April 9th 2014.