Wacces D-Ring Buckle Cotton Yoga Straps Bands - Best for Stretching Assists with holding yoga poses longer and with less discomfort as you work to increase strength and flexibility Ideal for general stretching, helping you safely reach further than you could on your own for greater mobility The non-slip D-ring metal buckle is sturdier than plastic & stays securely in place for frustration-free stretching Made out of durable cotton with high tensile-strength weave that keeps its shape and lasts through heavy use Widely used in physical therapy for rehabilitation, recovery and stretching