Essential details Place of Origin: Guangdong, China Brand Name: jaw trainer Model Number: silicone jaw exerciser trainer Type: Auxiliary device Feature: Other, Skin Rejuvenation Warranty: Non Product name: silicone jaw exerciser trainer Size: 3.8*3.5*3cm Weight: 52g Color: Red/Blue/Black Logo: Customized Logo Material: Silicone MOQ: 100pcs Sample: Free Function: Improve face shape,exercise jawline Usage: jaw exerciser trainer Operation System: ordinary Application: For Home Use Certification: ce After-sales Service Provided: No after-sales service