20 PCS Masseter Ball Mandibular Trainer Facial Muscle Shaping Ball Silicone Trainer(Black)
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- SKU:
- TBD0568041001A
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Description
1. Material: silicone
2. Weight: about 4g/piece
3. Diameter: about 4 cm/piece
4. Purpose: help strengthen and regulate facial muscles
5. Features: the material is healthy and environmentally friendly, non-toxic and harmless, good flexibility, wear-resistant and bite-resistant, durable