1. High quality: 100% brand new high quality, made of high quality soft silicone, safe and healthy, to ensure your oral hygiene.2. Wide range of applications: a size suitable for most people, widely used for tongue muscles, lip muscles, teether and facial muscle training.3. Clean and safe: it can be disassembled and cleaned, convenient and hygienic.4. Effectively exercise the strength and flexibility of the tongue muscles.5. Exercise the range and flexibility of jaw movement, and increase the strength of biting and chewing.Specifications:Product name: Facial muscle exerciserMaterial·: Silicone (food grade)Size: 0.6*0.8*1.1inchColor: White 40 pounds, gray 50 pounds, black 60 poundsPacking: 6pcs/BoxNotes:1.1mm error might exist due to manual measurements, please kindly understand.2.The colors deviation might differ due to different monitor settings. We provide you with the best product and service. Thank you so much :)