Hyperliteâs Logic Vest is approved by both the US Coast Guard and Transport Canada as a âLife Saving Deviceâ. The Logic has superior drain-ability and neoprene materials that repel water maintaining the lightweight fit and feel. Segmented foam panels and the split back offer unmatched flexibility and provide a comfortable fit for all body styles. Neoprene materials repel water to maintain a lightweight fit and feel Segmented foam panels and split back for unmatched flexibility and comfort Secure belt loops and PVC buckles for a great fit | Men's Logic CGA Life Vest