Science Sensory Tubes

2 years & up. Create your own sensory tubes with this set of 4 clear tubes with dual openings. Includes 8 solid lids (two red, two blue, two yellow, two orange) and 4 vented lids (red, blue, yellow,orange) to let children explore their sense of smell. Lids easily twist on and off, and hold liquid securely inside. Contents shown are not included. Each tube is 12"H x 2"D.