Made for cold water: 50 - 58° F / 10 - 14° C Vissla Performance Surf Bootie fit is true to shoe size 100% Super Stretch neoprene - lighter, warmer, softer, stretchier, easier to put on and take off. Dual strapless compression panels keep the boot snug to your feet without having to have the restricting velcro strap. Half the weight of the 7 Seas 3mm bootie. WARRANTY • 1 year from original purchase date on all seams. • 1 year from original purchase date on neoprene.