Hat Band: Medium to narrow, in a color similar to the color of the hat.

帽腰带：中等偏窄，颜色与帽色类似。

youdao

He is described as white, of medium to heavy build, wearing dark clothing with a black hat or hood and a sleeveless, yellow high-visibility jacket.

BBC: Colin Hall

Detectives said they believed the suspect was white, of medium to heavy build, and was wearing dark clothing with a black hat or hood and a sleeveless, yellow high-visibility jacket.

BBC: Colin Hall