Features:

■ Can be used as a base layer or as a mid-layer under a dry suit - perfect for neoprene dry suits
■ Made using Polartec® Powerstretch® (originally developed for NASA)
■ Breathable, fleece-lined, windproof and water-resistant panels
■ Traps a layer of air - a much better insulator than water - next to the skin
■ Warm without contributing to bulk or buoyancy
■ Flat seams for next to skin comfort 
■ Enhanced durability and freedom of movement
■ Keeps the wearer drier and more comfortable
■ Ultra-lightweight
■ Thumb-loops hold sleeves in place during donning
■ Uniquely designed secure foot pockets
■ Unisex range 
■ Every suit comes with a lightweight dry sack, ideal for keeping the undersuit and other items dry amongst wet dive gear