MASW Calculated Velocity Cross Section Download Scientific Diagram Cross section showing the V S across Amsweer from 2D MASW data of Seismic (MASW) Surveys to Investigate Top of Rock Pyramid Geophysical MASW Archives Pyramid Geophysical Services MASW results at cross section of ring N 1118 before (left) and after MASW Product. 100% polyester cotton like padded lining. Zipper closure, two pouch pockets. Stand up collar and quilted lining. Machine wash cold. Available Size: S,M,L,XL,2XL Note: There might be 5% deviation in length for manual measurement and production processes.