Features: , , Offset Zip System, Glued and Blindstitched, Duraflex Knee Pads, Ultrastretch, Crossover Neck Entry, Thermocarbon, Texture Skin, Super Light, , Overview: , , The Offset zip system is a smarter back entry design. The short zipper offset from the back centre neck reduces pressure along spine and neck when paddling. The SLX is a great value suit but with top of the range features. Including Thermocarbon; a warm inner neoprene that helps trap air and insulate against heat loss, Ultrastretch in the vital areas such as the arms to keep the suits super flexible, and texture skin on the outside to protect you from wind chill.