Brand Name: NONE Electronic: No Application: Extraoral use Is Batteries Included: no Type: Eyeshade Eyeshade Type: 3D Eyeshade Origin: Mainland China High-concerned chemical: none Function: Light Blocking Sleep Aid Work Mode: Eye Cover Number of Pieces: One Unit Item Type: Sleep & Snoring Model Number: 3DMask01 name: 3D Sleeping Mask Vantage: comfortable Soft Effect: Sleep Mask for Travel/Sleeping/Shift Work/Meditation/Yoga/Nap applicable: Women and Men Choice: yes semi_Choice: yes