Warby Parker glasses are generally designed to fit comfortably as they are, and resizing them is not a standard service offered. Typically, once you have selected a frame and received your glasses, any adjustments to the fit might include simple alterations like tightening the screws or adjusting the nose pads to improve comfort. However, significant resizing, such as changing the frame dimensions, is not usually feasible for most eyewear. If you are experiencing issues with fit, it can be helpful to visit a Warby Parker store where trained staff can assist with minor adjustments or offer suggestions on finding the right fit. Additionally, consulting the Warby Parker website may provide useful information on fitting options and care for their eyewear.