For those who find that their lighterweight suit does the trick for the majority of the year and therefore can't justify purchasing a whole new suit for those crossover months, opt for the XCEL Polypro Long Sleeve Hooded Wetsuit Top. Made for layering underneath your current suit, the XCEL Polypro Long Sleeve Hooded Wetsuit Top has a 2mm hood with a SmoothSkin face seal and lightweight quick-dry lining.