X-Wrap is my very unique fibre glas layup. On the deck of your board you will 2 layers of 4oz Hexcel 1522 fibres in a 45°/45° angle under 1 layer of 6oz Hexcel 1522 in 0°/90°. this will make you board heel dent proof, protect your rails from imacts, but still have enough flex for a perfect feeling in the waves.