This aligner tray seaters are manufactured with silicone material, durable and practical enough to use. These aligner tray seaters are creative and will meet your needs. You can avoid changing face shape during the process of wearing braces, practical and professional. Features -Color:Mixed Color-Material:Food grade silicone-Size:3.50X1.00X1.00cm/1.38X0.39X0.39in- M anufactured with food grade silicone material, durable and practical enough to use. - Thealigner tray seaters can avoid changing face shape during the process of wearing braces, practical and professional. - Also useful to make your teeth fit well, improve your mood when you use them. - Soft enough to chew for a long time in your mouth .Exquisitecraftsmanship and good material make it look simple yet function well. -Lightweight and compact. It is easy and convenient to use, and easy to store when not in use. Packing list: 10 x Aligner Tray Seaters