They are a Flat Sheet (Slit Tube Design) that is formed into a Tree Grow Tube with the releasable zip ties we provide. If you are looking for a tree grow tube that allows for post planting maintenance, this is the easiest one in the industry. It's the tried-and-true classic that still gets the job done. Get the peace of mind that comes with proven protection for your prized trees.
These are 60" tall to match stakes and tree growth.  Tree stake is sold seprately.