Each section can be taken apart and snapped back together. Textured Sensory Tangles Sold as a set of 3 Tangles Textured Tangles Suitable for ages 3 and above Each Tangle is made up of a chain of curved sections that twist and turn into endless configurations. A great way to keep hands busy and the brain focused Encourages fine motor development and strength, tactile exploration, focus, creativity, and stress relief Tangles are the perfect sensory fidget toy for children or adults with Sensory Processing Disorders, Autism, ADHD, Alzheimer's, Dementia, or other special needs.