- Chef hats fabricated by Hot Delivery Bags are a great addition to the chef clothing, symbolising good hygiene practice. Lightweight and made from good quality fabric, these chef hats can be easily cleaned in the washing machine under a gentle washing cycle. The elastic on the bottom rim makes it adjustable to fit any head size. It provides a comfortable hygiene solution for chefs working in various kitchens such as at schools, restaurants, pubs, cafes, commercial, kitchens, hotels and catering college students.