It is physically known that onramp merging may turn out to be difficult if the onramp (weaving/merging) length is too short because a driver under certain driving circumstances may find that either merging ahead or merging behind a neighboring vehicle on the adjacent highway lane cannot be completed. Various existing guidelines or design manuals provide no clear physical understanding... https://www.nacrack.com/hot-choice-Open-Box-Verona-Wig-by-BelleTress-Heat-Friendly-Synthetic-Hair-Average-Cap-Buttered-Toast-R-great-buy/