The StretchLab difference. Don't just stretch - get stretched. StretchLab's team of highly trained Flexologists® will give you a deeper stretch than you could ever achieve on your own. StretchLab provides One-On-One Stretches by one of our highly trained Flexologists who will guide you through a series of stretches and teach proper stretch tool use. A 25 or 50 minute one-on-one stretch customized to your specific needs, focusing on problem areas or targeting certain muscle groups.