Feature 1Wearing braces can deform your face. Use this product every day to prevent your face from deforming. 2Food grade material, safe and hygienic, durable and has long service life. 3It is better for orthodontic effect to help the braces fit tightly to the tooth surface. 4Vacuum packing, safe and secure and have different flavors to choose from. 5It adopts quality silicone material, non-toxic and you can use it safely.SpecificationFeatures: Wearing braces can deform your face. Use this product every day to prevent your face from deforming. Food grade material, safe and hygienic, durable and has long service life. It is better for orthodontic effect to help the braces fit tightly to the tooth surface. Vacuum packing, safe and secure and have different flavors to choose from. It adopts quality silicone material, non-toxic and you can use it safely. Specification: Condition: 100% Brand New Item Type: Aligner Chewies Material: Silicone Quantity: 2pcs/box Optional Style: Apples, Mangoes, Lemon, Grape, Strawberry, Orange Package List: 1 Box of Aligner Chewies(2pcs) Note: 1. It is recommended to bite for 5 minutes every time you use the tooth socket again, and be sure to bite for 10-15 minutes every day. 2. When the aligner chewies loses its elasticity or breaks, please replace it on time.