DUI (www.dui-online.com) has had a 400g Thinsulate undergarment (what they call "dive wear) in their line for a long time. Its undergone some re-designs and some improvements over the years, but this latest addition - the XM-450, represents the most significant improvement for this, their warmest undergarment.
Anyone who's had and dived the original (and even its more recent cousins) DUI 400g knows there are certain properties to the undies that you just deal with. It does not stretch, so there is the bustle butt - that poof of excess fabric in the lower back that is quite unflattering when walking about with your drysuit off and kinda tough to jam into a really close-fitting suit. It needs to be there so you can reach over your head, but the extra fabric was an inelegant solution.
Second, there are the arms and legs - they're not tapered in proportion to the arms and legs on the DUI suits - which can give a puddle of Thinsulate sitting on the top of your boot or at the middle of your forearm.
DUI has heard us!
The new XM-450 (XM standing for Extra Mobility) has strategically placed Polartec panels that make this the most mobile and most suit-friendly DUI 400 G yet. The panel on the back eliminates the need for the extra fabric - no more bustle butt. There are also panels on the arms and legs, making it much easier to kick, reach and generally move in the undergarment.
Also - the arms and legs have been thoughtfully tapered to make it easier to don, and to get the thinsulate where you need it - all the way to your ankles and wrists.
The XM-450 has a rugged nylon spray guard on the outside, zippered pockets and a collar that is soft enough to get out of the way of a neoprene neck seal.
These are very nice improvements to DUI's warmest undergarment, making it more diveable and better fitting.
Be sure to see the new DUI XM-450 when you get a chance. It should start shipping right after the show.





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Karen got a set of the new underliner also. Dealing with DUI is always a pleasure.
