Inflatable Hair Shampoo Unit Muscle Stimulators For Neck Contour * Foam Jobst Opaque Sensitive For Neck Contour * Foam Filled * Product Length : 25 in (64 cm) * Product Width : 16 in (41 cm) Saturation Sound Pressure Level (SSPL) 113dB Frequency Range 200 5000Hz Total Harmonic Wave Distortion ≤3% Reference Test Gain 27±5dB Input noise ≤32dB Sound amplification 29±5dB Max Fits into the space on a bed that is normally occupied by a pillow * At shampoo time the pillow is removed and replaced with the shampoo basin * No repositioning of the person being shampooed is necessary * The basin is inflated by mouth to form a semi circular ring with a flat side for neck support * A large drain tube is located at the side for easy drainage into a pail * Folds when not in use * Made of white heat sealed plastic * U Patent #D405 226 * Sized and shaped like a pillow * Makes hair care available to a person in bed *