These polypropylene tube storage boxes are ideal for freezer storage.

• Clear lid for easy location of tubes
• Removable base for use in ice bath
• Dimensions: 5.38×5.38×5.00" with lid
• Frosted writing surface on two opposite lid sides for easy labeling
• Green box holds 36 tubes
• Blue box holds 16 tubes
• White numerical indexing
• 2 Racks/Pack