The NeeDoh Nice Berg Blue XL Giant Nee Doh Niceberg Solid Squish Cube Ice Block is an auditory sensory toy designed by Schylling. It is suitable for children aged 3 years and up, providing sensory stimulation through its unique design. This product comes in a size of 3.37 x 3.5 x 3 inches and weighs 1.5 pounds, making it a suitable option for special needs and autism. The blue color adds a fun and vibrant touch to the toy, making it appealing to children of all ages.