The product is a set of four Nee Doh Squishy balls, designed with a super solid squish swirl design. These squeeze balls are made of silicone material and feature a colorful multicolor design. They are tear-resistant and weigh 1 lb each. The Nee Doh brand is known for producing high-quality stress relievers that are durable and provide a satisfying squishy feeling when squeezed. Perfect for relieving stress and promoting relaxation.