Sturdy and durable: This breathable shoe is designed with a sturdy plastic base for unparalleled heel support. Four adjustable nylon straps secure the inflatable shoe to your foot. These shoes stay on firm, soft ground. New and improved design: This inflatable shoe is our best yet. Straps secure the shoe to your heel for added durability. Green Beautiful Lawn: Strong spikes pierce the ground as you walk, breaking up compacted soil and maximizing airflow and water absorption. Your lawn health will improve from scratch! One size fits all: Good news: these lawn aeration shoes are perfect for everyone. Whether your feet are big, small, or somewhere in between, these shoes will fit you perfectly. They fit easily under everyday shoes and heavy work boots. Increase muscle tone: Your garden isn't the only thing that will start looking better. You'll also get killer muscle definition! Walking in inflatable shoes is a great way to exercise your calves and thighs. You won't even notice you're sweating. Good quality product