Monofilament Baseline Tactile 1.65 0.008 Grams Of Force Velcro Type Hook Loop Large Size 24 x 16 Color:Yellow Large Size 24 x 16 x 8 * Double door locking system * Each door has individual key * Keys cannot be removed when lock is in open position * Removable and adjustable shelves * High quality steel * Doors are suspended on full length piano hinge * Can be set or mounted on a wall * OPERATION: Only 2 buttons to control the hearing aid❗ Press the "M" for a long time (3 seconds) to turn it on or off 008 grams of force: The Baseline© tactile monofilament evaluator is used to measure cutaneous sensory perception threshold Dimensions: 8 x 0