Not sure what a size 40 is, but it fits me like a glove, im 5:8 in height and regular build, could fit someone up to 5:10 i think. Has built in Recco avalanche reflectors, although I wouldnt go jumping in front an avalanche to test it out. The item "Nevica Mens ski suit one piece 80s Vintage size 40" is in sale since Friday, November 23, 2018.This item is in the category "Sporting Goods\Skiing & Snowboarding\Clothing, Hats & Gloves\Ski Suits". The seller is "ourmick7" and is located in London. This item can be shipped to United Kingdom, Antigua and barbuda, Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Australia, United States, Canada, Japan, New Zealand, China, Israel, Hong Kong, Norway, Malaysia, Singapore, South Korea, Switzerland, Taiwan, Thailand, Bangladesh, Belize, Bermuda, Bolivia, Barbados, Brunei darussalam, Cayman islands, Dominica, Egypt, Guernsey, Gibraltar, Guadeloupe, Grenada, French guiana, Iceland, Jersey, Jordan, Cambodia, Saint kitts and nevis, Saint lucia, Liechtenstein, Sri lanka, Macao, Monaco, Maldives, Montserrat, Martinique, Nicaragua, Oman, Pakistan, Paraguay, Reunion, Turks and caicos islands, Aruba, Saudi arabia, United arab emirates, Ukraine, Chile.