This large collection of 21 sensory liquid shapes contains one each of our following sets: Sensory Liquid Pack (#9300), Sensory Bubble Pack (#9301), Large Sensory Bubble Pack (#9304), Sensory Jump Bean Pack (#9303), Spiral Tube Pack (#9302), and Sensory Dual Liquid Pack (#9305). Our highly attractive crystal clear sensory liquid set contain colorful oil and water in a range of designs. The set will captivate and fascinate kids and are an ideal resource for quiet focus, as well as inspiring curiosity, developing creative language and understanding simple scientific principles. When turned upside down they provide a variety of ways for the droplets to fall or rise. Size: smallest height 2.55" - tallest height 5.90" .