Alpha Industries' MA-1 VF - meaning'Vintage Fit' - is based on the 1959 jacket, with a slimmer, more flattering fit than the original. The usual features are there, though, with a sleek green nylon outer, utilitarian pockets - both inside and out - and, of course, the signature'Remove Before Flight' tag. 100% Nylon Water Resistant Zip Closure 2 Interior Pockets.