20 Science Pop Top Jar Silver Leaf - Assorted Sizes (SMALL 3 1/4" x 2 1/2")) Go to amazon.com Related posts Check expert advices for 420 science? FeatureAirtight Container Keeps Items Fresher LongerConstructed from Thick Shatter-Resistant Glass DescriptionKeep your herbs fresher for longer with these attractive, durable glass containers!