CHECK THE SIZE CHART (in the image section above) The Head Swimrun MyBoost Wetsuit is the premium SwimRun suit from the myBoost line. The suit has a 4mm air cell neoprene, with a "Glideskin" surface on the chest and quad area which allows greater buoyancy and perfect positioning in the water. The suit offers maximum flexibility on the arms and shoulders as there is 1.5mm "Glideskin" built into the suit in these areas. The suit has detachable sleeves allowing the suit to be customised to your needs and preferences, these sleeves are made from 1.5mm extra-elastic neoprene with a 2.5mm cuff. Both arms and legs have the same neoprene cuffs which close tightly to create an anti-leak effect ensuring there is minimal drag in the water. Extra heat - taped seams along the legs allow for individual length adjustment. The legs are made from a 2mm double face flex neoprene on the hips and thighs which offer flexibility when running. The Swimrun MyBoost Wetsuit has a multifunctional pocket system built into te suit which allows you to customize the wetsuit to your preference and needs, by adding extra buoyancy to the chest and thigh area, or carrying essential equipment. The front and back zipper offer the best breath ability during running, with heat taped seams for individual length adjustment on both the arms and legs. Other features: - Extra Nylon tow loops on front and back to enable you to easily fasten a tow line and accessories. - Perfect for all weather and water conditions.