Caution:color: we ship according to the color of the first picture,in the package: If the quantity is not stated in the description, we will ship the item according to the quantity and model in the title.If the title does not have a quantity, it is 1pcs.Jaw line exerciser facial muscle trainer silicone chew anti-wrinkle redthe product is shipped based on the color or size of the main image of the product page.Colour:redmade of food grade silicone material, non-toxin and healthy, to ensure your oral hygienewide applications: suitable for most people, widely used for tongue muscles, lip muscles, teether and facial muscle trainingcan improve your chin line, shape and tighten your face and neck, and your facial jaw will look younger and more beautifulsay goodbye to double chins and loose facial muscles. Jaw exercise ball promotes face tone firming & chin lift, jawline shaping, and v line slim by eliminating fat deposits around jaws and neckexercise the range and flexibility of jaw movement, and increase the strength of biting and chewingconvenient, hands free workout, keep with you, to use on the go, at the gym, at work, whereverplease boil the ball to soften the bite strips then briefly bite down at first and takes no more than 10-15 minutes every day in the first weekspecification:material: siliconecolor: yellow white redtotal length: 21cm/8.3 Inchjaw exerciser size: 3.2X 1.9 X1.5Cm/1.3 X 0.7 X 0.6 Inchpackage includes:1x jaw exercisernote:1.Please allow 1~3 cm error due to manual measurement, thanks.2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Please understand, thank you