This wetsuit is made from -rubber outside nylon inside- open cell Heiwa neoprene that provides the best fit and comfort. Waterseals in arms and legs. The slickskin outer causes less drag and thus it is ideal for freediving. Bottoms are available in Long John and Waist High styles. If you are ordering a Custom Made suit, complete and send this order first. Then after you have made the payment, click on ''Custom Made'' on the top menu to download the Measurement Chart and Custom Order Form. Complete the Custom Order form making sure the measurements correspond to the numbering on the chart and submit the measurements. We will contact you within 24 hours to confirm your order and to give you an estimated delivery date.