This soft, pliable, twist tie is able to be adjusted to grow with your plants it is stronger and less damaging that standard twist ties. It can also be used for securing garden hoses, fence posts and other large objects. Not only is it strong and durable it retains its shape due to its wire center. 16' Multipurpose PVC/TPR (polyvinyl chloride/thermoplastic rubber) 7mm cushioned 1.2mm galvanized wire. Great for all yard and garden applications. Can be adjusted as your plants grow to be less damaging then standard twist ties.