The Rollmix Composter easily rolls from yard to around the garden, converting green food scraps and yard waste into nourishing organic soil amendment. The rolling motion evenly mixes and aerates the decomposing matter, ensuring a nutrient-rich product for your edible garden. Polyethylene fabric traps heat and moisture to accelerate the decomposition process. Secure Velcro fasteners keep odors in and pests out while allowing easy access for filling and emptying. Steel wire hoops form sturdy frame. 21 1/4" diam., 26 3/4" high. 41-gal. cap. (makes approximately 31 gallons compost).