Rocket Pot LST 8 Grommet Grow Sleeves w/ handles - 6 PackOctopot's Grow Sleeve aerates growing media and promotes root pruning, just like an air pruning or root pruning pot. Aeration builds root mass for faster growing and healthier plants. Octopot's aerated environment promotes evaporative cooling keeping plant roots cool. Double Layered. Rocket Pot Grow Sleeves are 1. 5" wider and 1" shorter than Standard Grow Sleeves. The nickel plated grommets assist in tying down branches, making low stress training a