Oodles Of Noodles Large Diameter Pre-Slit Clamp Foam ProtectionThis Large Diameter Pre Slit Clamp Foam Tube Is Made From A Proprietary Foam Compound That'S Denser Than Others For Improved Durability And Padding. It Doesnt Contain Any Harmful Chemicals. They'Re Ideal For Protection And Do It Yourself Projects, Like Constructing Foam Pole Protectors And Adding Post Padding, And Crafts, Among Other Things.