The Teachable Touchable textured squares are a fantastic sensory exploration play set which children and adults alike will want to explore. Will the Textured square you choose be Slippery,Silky or soft or textured. All the Textured Squares can be stored away in a very handy storage bag making it ideal for home use or school use or Therapists on the go. The Teachable Touchable Textured Squares help build tactile discrimination skills and related vocabulary as children interact with each texture. Included: 20 pillows and patches (10 different pairs) for hands-on activities. Included is an activity guide and drawstring bag that holds all components. Each textured pillow or patch measures approximately 2-3" - perfect for small hands and an excellent tool for occupational therapists.