EPS Core - Highly waterproof & lightweight. 3x stringers increase board strength and maintain rocker; HDPE Bottom Plate - 1mm thick HDPE high density polyethelene plate. Durable, extra strength performance slick. Available in a range of colours.; Interchangeable Fin Box - Compatible with most major fin brands. Allows quick and easy fin changing. Secures with fin key (included); Thermal Reactive Simulation - To help protect against delamination, all soft boards are tested in a heat induced environment at 70°C for two hours; IXL EBS Deck Skin - Cross-linked IXL PE skin with WBS (Water Barrier Skin). Highly water resistant and extremely durable. Excellent grip and impact resistant; Warranty - Guaranteed against faulty workmanship or defective materials for 12 months from date of purchase; Irvine graphics