Chewy Tubes® are an exceptional oral motor device designed to provide a resilient, non food, chewable surface for practising biting and chewing skills. These innovative tools are ideal for sensory stimulation, including for individuals with autism, ADHD, or those who require a biting aid. Intended for individual use, Chewy Tubes are a safe and effective way to enhance oral motor development under adult supervision. Details: Safe and Non-Toxic: Chewy Tubes® are non-toxic, latex-free, and non-flavoured. They do not contain PVC or phthalates, ensuring safety and peace of mind for users. Hygiene: Easy to clean with mild water and soap. Durability: Made in the USA, these tubes are extremely durable but should be replaced at first sign of wear. FDA approved Ideal for sensory stimulating, including autism, and ADHD, and as a biting aid. Intended for individual use under adult supervision. Chewy Tubes® provide an essential tool for oral motor development, offering both safety and effectiveness in a durable, easy-to-clean design. Perfect for practising biting and chewing skills in a safe non-toxic manner. Green Chewy Tube: Features raised dots on the shaft for increased sensory input. (A knobbly texture) Stem outer diameter: 14.6mm. Blue Chewy Tube: Designed for adolescents or adults with a more developed masseter muscle. Stem outer diameter: 15.5mm. 75% thicker than the yellow or red Chewy Tubes, offering an incremental increase in difficulty for jaw exercises.