Support Mind and Body with Sensory Stimulation: Body socks feature a comforting, enveloping sensation. The stretchy fabric gently compresses the entire body, promoting calmness and improved focus. Sensory Stimulation Goods to Promote Development: Stimulates tactile and deep pressure senses, ideal for children's body awareness, tactile stimulation, and sensory integration training. Helps children develop their senses while playing. Also perfect for children who love enclosed spaces, allowing them to enjoy sensory play while relaxing. Soft and Stretchy Comfortable Material: Made of breathable, stretchy fabric that is easy to move in and comfortable. Ideal for children who like to get between bedding, providing a comfortable experience. Also allows for free movement of the whole body, so they can have fun while exercising. For Home Play, Cool-Down, and Relaxation Time: Versatile use. Please use it at home or in therapeutic settings. The sensation of being enveloped provides a relaxing effect and helps to calm children's feelings. I purchased this for a child with a developmental disability, but they were scared and didn't wear it. It has been washed once! It's clean. It seems like it can be worn by children up to around 5th grade. It stretches.