Feature: 1. The drawstring can be used to adjust the size of the hat mouth to achieve the comfort level you want. 2. It can make the nourishing hair oil stay on the hair longer, so that the hair can better absorb nutrients. 3. Help improve hair dryness, frizz, and split ends, repair damaged hair. Specification: Condition: Brand New Item Type: Hot Oil Treatment Hat Material: PU Plug Type: US Plug Voltage: 110V : Headgear Temperature Control Gears: 3 Gears Product Features: Intelligent temperature control, prevent scald Package List: 1 x Hot Oil Treatment Hat