3PCS 7th Generation Masseter Ball Mandibular Trainer Facial Muscle Trainer Silicone Face-Lifting Device, 7th Generation (Black), 7th Generation (White), 7th Generation (Gray)

1. Food grade silicone, non-slip design, soft, tough and durable, will not damage teeth and jaw
2. The white snap tape can be disassembled and assembled freely, which is convenient and hygienic to clean.
3. Healthy and environmentally friendly materials, non-toxic and odorless, safe and practical
4. Use: A facial exercise product that helps strengthen and tone facial muscles
5. Material: silicone
6. Size: about 3x1.6x1.6cm
7. Weight: 10g