Feature:1. Muscle Training: Tongue tip exerciser helps training tongue muscle strength, which is suitable for tongue side, lifting and suppression. 2. Package Included: There are 3 different tongue tip exercisers to improve your oral muscle, with different functions, which is convenient for you to use. 3. Usage: Tongue tip exercise set can be used to exercise tongue flexibility, suitable for orthodontics, swallowing health awareness and other people who need tongue training. 4. Comfortable Hold: Tongue tip exerciser handle adopted grooves design for easy to hold without slipping, which is comfortable to grip and use. 5. PP Alloy: Oral muscle training tools made of PP and alloy materials, safe and eco friendly, stable and , which are easy to clean and ideal for children and adults. Specification:Item Type: Tongue Tip Exercise Set Material: PP, Alloy I Shaped Trainer Size: Approx. 146 x 30 x 11mm / 5.75 x 1.18 x 0.43in T Shaped Trainer Size: Approx. 126 x 31 x 11mm / 4.96 x 1.22 x 0.43in C Shaped Trainer Size: Approx. 146 x 30 x 20mm / 5.75 x 1.18 x 0.79in Applicable People: Suitable for orthodontics, swallowing health awareness and other people need to carry out tongue training. I Shaped Trainer: Suitable for the posterior alveolar position of the tongue to perform lateral back and forth alternate training T Shaped Trainer: Suitable for the front teeth position of the tongue up and down or left and right alternating training. C Shaped Trainer: Suitable for alternating training of mouth and tongue. Cleaning Method: Wash with warm water, wipe to clean, orthodontic effervescent tablet cleaning. Package List:1 x I Shaped Trainer1 x T Shaped Trainer1 x C Shaped Trainer