Pop-Up Portable Sensory Dark Den makes it simple to create a calm, ever-changing environment for classroom and home use. Perfect for children who need a distraction free setting or stimulation via glowing objects. CALMING INFLUENCE: Create an interference-free mini sensory room. Provides a quiet, dark, cool-down spot for children to relax and have time to regulate their sensory systems SENSORY COMFORT: Ideal for kids who become easily overwhelmed by sensory stimuli, and also for increasing stimulation by adding UV fiber optics, soothing mood lighting or other light up and glow in the dark accessories SENSORY STIMULATION: Add plastic mirrors, rope lights, and sensory materials to the walls, and dangle ribbons or fabrics EASY INSTALLATION: Portable, pop-up feature provides simple setup without poles, pegs, or ties THOUGHTFUL DESIGN: Safely accommodates electrical cords. Ideal for use with projectors and illuminated toys Assembled Dimensions: 59x59x46” (150x150x119cm) Safety tested