Lower Jaw Trainer Edible Silicon Facial $ 4.26 Product information: Color: black, pink, purple, blue, gray, white, green Material: Silicone Shape: round Product Name: jaw trainer/bite device Product material: food grade platinum silicone Product Size: 30mm * 14mm Product Weight: about 8 g/piece Product function: facial shaping, shaping facial contour Packing list: Jaw trainer * 1 Product Image: