Master Series Degraded Sensory Deprivation Hood with FunnelKey Features: Fully Adjustable: Use the straps and buckles to cinch it for a custom, comfortable (or uncomfortable) fit. Head Restraint: The straps can be locked in place using the locks supplied. The back has a corset style cinching system in addition to the straps. Sensory Deprivation: There is a built in, padded blindfold that keeps all light out. Hearing is muffled by the padding at the ears. Sound is muted when the plug is in the mouth hole.